7784238

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{83}}^1$

素因数の和:142

約数の個数: 96

約数和(自身を含む): 20684160

約数和(自身を除く): 12899922

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 29, 33, 42, 49, 58, 66, 77, 83, 87, 98, 147, 154, 166, 174, 203, 231, 249, 294, 319, 406, 462, 498, 539, 581, 609, 638, 913, 957, 1078, 1162, 1218, 1421, 1617, 1743, 1826, 1914, 2233, 2407, 2739, 2842, 3234, 3486, 4067, 4263, 4466, 4814, 5478, 6391, 6699, 7221, 8134, 8526, 12201, 12782, 13398, 14442, 15631, 16849, 19173, 24402, 26477, 31262, 33698, 38346, 44737, 46893, 50547, 52954, 79431, 89474, 93786, 101094, 117943, 134211, 158862, 185339, 235886, 268422, 353829, 370678, 556017, 707658, 1112034, 1297373, 2594746, 3892119, 7784238]

約数ペア:

[(1, 7784238), (2, 3892119), (3, 2594746), (6, 1297373), (7, 1112034), (11, 707658), (14, 556017), (21, 370678), (22, 353829), (29, 268422), (33, 235886), (42, 185339), (49, 158862), (58, 134211), (66, 117943), (77, 101094), (83, 93786), (87, 89474), (98, 79431), (147, 52954), (154, 50547), (166, 46893), (174, 44737), (203, 38346), (231, 33698), (249, 31262), (294, 26477), (319, 24402), (406, 19173), (462, 16849), (498, 15631), (539, 14442), (581, 13398), (609, 12782), (638, 12201), (913, 8526), (957, 8134), (1078, 7221), (1162, 6699), (1218, 6391), (1421, 5478), (1617, 4814), (1743, 4466), (1826, 4263), (1914, 4067), (2233, 3486), (2407, 3234), (2739, 2842)]