128556708

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{18439}}^1$

素因数の和:18536

約数の個数: 48

約数和(自身を含む): 346967040

約数和(自身を除く): 218410332

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 83, 84, 166, 249, 332, 498, 581, 996, 1162, 1743, 2324, 3486, 6972, 18439, 36878, 55317, 73756, 110634, 129073, 221268, 258146, 387219, 516292, 774438, 1530437, 1548876, 3060874, 4591311, 6121748, 9182622, 10713059, 18365244, 21426118, 32139177, 42852236, 64278354, 128556708]

約数ペア:

[(1, 128556708), (2, 64278354), (3, 42852236), (4, 32139177), (6, 21426118), (7, 18365244), (12, 10713059), (14, 9182622), (21, 6121748), (28, 4591311), (42, 3060874), (83, 1548876), (84, 1530437), (166, 774438), (249, 516292), (332, 387219), (498, 258146), (581, 221268), (996, 129073), (1162, 110634), (1743, 73756), (2324, 55317), (3486, 36878), (6972, 18439)]