31415672262

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{149}}^1\times {\mathrm{211}}^1\times {\mathrm{557}}^1$

素因数の和:958

約数の個数: 128

約数和(自身を含む): 71545420800

約数和(自身を除く): 40129748538

約数列:

[1, 2, 3, 6, 13, 23, 26, 39, 46, 69, 78, 138, 149, 211, 298, 299, 422, 447, 557, 598, 633, 894, 897, 1114, 1266, 1671, 1794, 1937, 2743, 3342, 3427, 3874, 4853, 5486, 5811, 6854, 7241, 8229, 9706, 10281, 11622, 12811, 14482, 14559, 16458, 20562, 21723, 25622, 29118, 31439, 38433, 43446, 44551, 62878, 63089, 76866, 82993, 89102, 94317, 117527, 126178, 133653, 165986, 166543, 188634, 189267, 235054, 248979, 267306, 333086, 352581, 378534, 408707, 497958, 499629, 705162, 723097, 817414, 999258, 1078909, 1226121, 1446194, 1527851, 1908839, 2157818, 2169291, 2452242, 2703121, 3055702, 3236727, 3817678, 4338582, 4583553, 5406242, 5726517, 6473454, 8109363, 9167106, 9400261, 11453034, 16218726, 17511523, 18800522, 24814907, 28200783, 35023046, 35140573, 49629814, 52534569, 56401566, 70281146, 74444721, 105069138, 105421719, 148889442, 210843438, 227649799, 402765029, 455299598, 682949397, 805530058, 1208295087, 1365898794, 2416590174, 5235945377, 10471890754, 15707836131, 31415672262]

約数ペア:

[(1, 31415672262), (2, 15707836131), (3, 10471890754), (6, 5235945377), (13, 2416590174), (23, 1365898794), (26, 1208295087), (39, 805530058), (46, 682949397), (69, 455299598), (78, 402765029), (138, 227649799), (149, 210843438), (211, 148889442), (298, 105421719), (299, 105069138), (422, 74444721), (447, 70281146), (557, 56401566), (598, 52534569), (633, 49629814), (894, 35140573), (897, 35023046), (1114, 28200783), (1266, 24814907), (1671, 18800522), (1794, 17511523), (1937, 16218726), (2743, 11453034), (3342, 9400261), (3427, 9167106), (3874, 8109363), (4853, 6473454), (5486, 5726517), (5811, 5406242), (6854, 4583553), (7241, 4338582), (8229, 3817678), (9706, 3236727), (10281, 3055702), (11622, 2703121), (12811, 2452242), (14482, 2169291), (14559, 2157818), (16458, 1908839), (20562, 1527851), (21723, 1446194), (25622, 1226121), (29118, 1078909), (31439, 999258), (38433, 817414), (43446, 723097), (44551, 705162), (62878, 499629), (63089, 497958), (76866, 408707), (82993, 378534), (89102, 352581), (94317, 333086), (117527, 267306), (126178, 248979), (133653, 235054), (165986, 189267), (166543, 188634)]