16903705

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{383}}^1$

素因数の和:505

約数の個数: 32

約数和(自身を含む): 25288704

約数和(自身を除く): 8384999

約数列:

[1, 5, 7, 13, 35, 65, 91, 97, 383, 455, 485, 679, 1261, 1915, 2681, 3395, 4979, 6305, 8827, 13405, 24895, 34853, 37151, 44135, 174265, 185755, 260057, 482963, 1300285, 2414815, 3380741, 16903705]

約数ペア:

[(1, 16903705), (5, 3380741), (7, 2414815), (13, 1300285), (35, 482963), (65, 260057), (91, 185755), (97, 174265), (383, 44135), (455, 37151), (485, 34853), (679, 24895), (1261, 13405), (1915, 8827), (2681, 6305), (3395, 4979)]