16887915

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{313}}^1$

素因数の和:444

約数の個数: 48

約数和(自身を含む): 32329440

約数和(自身を除く): 15441525

約数列:

[1, 3, 5, 9, 11, 15, 33, 45, 55, 99, 109, 165, 313, 327, 495, 545, 939, 981, 1199, 1565, 1635, 2817, 3443, 3597, 4695, 4905, 5995, 10329, 10791, 14085, 17215, 17985, 30987, 34117, 51645, 53955, 102351, 154935, 170585, 307053, 375287, 511755, 1125861, 1535265, 1876435, 3377583, 5629305, 16887915]

約数ペア:

[(1, 16887915), (3, 5629305), (5, 3377583), (9, 1876435), (11, 1535265), (15, 1125861), (33, 511755), (45, 375287), (55, 307053), (99, 170585), (109, 154935), (165, 102351), (313, 53955), (327, 51645), (495, 34117), (545, 30987), (939, 17985), (981, 17215), (1199, 14085), (1565, 10791), (1635, 10329), (2817, 5995), (3443, 4905), (3597, 4695)]