31959928

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{307}}^1$

素因数の和:357

約数の個数: 96

約数和(自身を含む): 81164160

約数和(自身を除く): 49204232

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 22, 26, 28, 44, 52, 56, 77, 88, 91, 104, 143, 154, 169, 182, 286, 307, 308, 338, 364, 572, 614, 616, 676, 728, 1001, 1144, 1183, 1228, 1352, 1859, 2002, 2149, 2366, 2456, 3377, 3718, 3991, 4004, 4298, 4732, 6754, 7436, 7982, 8008, 8596, 9464, 13013, 13508, 14872, 15964, 17192, 23639, 26026, 27016, 27937, 31928, 43901, 47278, 51883, 52052, 55874, 87802, 94556, 103766, 104104, 111748, 175604, 189112, 207532, 223496, 307307, 351208, 363181, 415064, 570713, 614614, 726362, 1141426, 1229228, 1452724, 2282852, 2458456, 2905448, 3994991, 4565704, 7989982, 15979964, 31959928]

約数ペア:

[(1, 31959928), (2, 15979964), (4, 7989982), (7, 4565704), (8, 3994991), (11, 2905448), (13, 2458456), (14, 2282852), (22, 1452724), (26, 1229228), (28, 1141426), (44, 726362), (52, 614614), (56, 570713), (77, 415064), (88, 363181), (91, 351208), (104, 307307), (143, 223496), (154, 207532), (169, 189112), (182, 175604), (286, 111748), (307, 104104), (308, 103766), (338, 94556), (364, 87802), (572, 55874), (614, 52052), (616, 51883), (676, 47278), (728, 43901), (1001, 31928), (1144, 27937), (1183, 27016), (1228, 26026), (1352, 23639), (1859, 17192), (2002, 15964), (2149, 14872), (2366, 13508), (2456, 13013), (3377, 9464), (3718, 8596), (3991, 8008), (4004, 7982), (4298, 7436), (4732, 6754)]