208013311

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{397}}^1$

素因数の和:559

約数の個数: 32

約数和(自身を含む): 252172800

約数和(自身を除く): 44159489

約数列:

[1, 11, 19, 23, 109, 209, 253, 397, 437, 1199, 2071, 2507, 4367, 4807, 7543, 9131, 22781, 27577, 43273, 47633, 82973, 100441, 173489, 476003, 523963, 822187, 995279, 1908379, 9044057, 10948069, 18910301, 208013311]

約数ペア:

[(1, 208013311), (11, 18910301), (19, 10948069), (23, 9044057), (109, 1908379), (209, 995279), (253, 822187), (397, 523963), (437, 476003), (1199, 173489), (2071, 100441), (2507, 82973), (4367, 47633), (4807, 43273), (7543, 27577), (9131, 22781)]