31615818

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{113}}^1\times {\mathrm{211}}^1$

素因数の和:359

約数の個数: 64

約数和(自身を含む): 73084032

約数和(自身を除く): 41468214

約数列:

[1, 2, 3, 6, 13, 17, 26, 34, 39, 51, 78, 102, 113, 211, 221, 226, 339, 422, 442, 633, 663, 678, 1266, 1326, 1469, 1921, 2743, 2938, 3587, 3842, 4407, 5486, 5763, 7174, 8229, 8814, 10761, 11526, 16458, 21522, 23843, 24973, 46631, 47686, 49946, 71529, 74919, 93262, 139893, 143058, 149838, 279786, 309959, 405331, 619918, 810662, 929877, 1215993, 1859754, 2431986, 5269303, 10538606, 15807909, 31615818]

約数ペア:

[(1, 31615818), (2, 15807909), (3, 10538606), (6, 5269303), (13, 2431986), (17, 1859754), (26, 1215993), (34, 929877), (39, 810662), (51, 619918), (78, 405331), (102, 309959), (113, 279786), (211, 149838), (221, 143058), (226, 139893), (339, 93262), (422, 74919), (442, 71529), (633, 49946), (663, 47686), (678, 46631), (1266, 24973), (1326, 23843), (1469, 21522), (1921, 16458), (2743, 11526), (2938, 10761), (3587, 8814), (3842, 8229), (4407, 7174), (5486, 5763)]