87741621

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{109}}^1\times {\mathrm{173}}^1$

素因数の和:346

約数の個数: 48

約数和(自身を含む): 143320320

約数和(自身を除く): 55578699

約数列:

[1, 3, 9, 11, 33, 47, 99, 109, 141, 173, 327, 423, 517, 519, 981, 1199, 1551, 1557, 1903, 3597, 4653, 5123, 5709, 8131, 10791, 15369, 17127, 18857, 24393, 46107, 56353, 56571, 73179, 89441, 169059, 169713, 207427, 268323, 507177, 622281, 804969, 886279, 1866843, 2658837, 7976511, 9749069, 29247207, 87741621]

約数ペア:

[(1, 87741621), (3, 29247207), (9, 9749069), (11, 7976511), (33, 2658837), (47, 1866843), (99, 886279), (109, 804969), (141, 622281), (173, 507177), (327, 268323), (423, 207427), (517, 169713), (519, 169059), (981, 89441), (1199, 73179), (1551, 56571), (1557, 56353), (1903, 46107), (3597, 24393), (4653, 18857), (5123, 17127), (5709, 15369), (8131, 10791)]