15679868729

素因数分解:

$7^3\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{139}}^1\times {\mathrm{181}}^1$

素因数の和:443

約数の個数: 64

約数和(自身を含む): 19568640000

約数和(自身を除く): 3888771271

約数列:

[1, 7, 23, 49, 79, 139, 161, 181, 343, 553, 973, 1127, 1267, 1817, 3197, 3871, 4163, 6811, 7889, 8869, 10981, 12719, 14299, 22379, 25159, 27097, 29141, 47677, 62083, 76867, 89033, 100093, 156653, 176113, 203987, 252563, 328877, 538069, 578657, 623231, 700651, 1096571, 1232791, 1427909, 1767941, 1987561, 2302139, 3766483, 4050599, 4904557, 8629537, 12375587, 13912927, 16114973, 28354193, 45713903, 86629109, 97390489, 112804811, 198479351, 319997321, 681733423, 2239981247, 15679868729]

約数ペア:

[(1, 15679868729), (7, 2239981247), (23, 681733423), (49, 319997321), (79, 198479351), (139, 112804811), (161, 97390489), (181, 86629109), (343, 45713903), (553, 28354193), (973, 16114973), (1127, 13912927), (1267, 12375587), (1817, 8629537), (3197, 4904557), (3871, 4050599), (4163, 3766483), (6811, 2302139), (7889, 1987561), (8869, 1767941), (10981, 1427909), (12719, 1232791), (14299, 1096571), (22379, 700651), (25159, 623231), (27097, 578657), (29141, 538069), (47677, 328877), (62083, 252563), (76867, 203987), (89033, 176113), (100093, 156653)]