249242290

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{16301}}^1$

素因数の和:16458

約数の個数: 32

約数和(自身を含む): 492972480

約数和(自身を除く): 243730190

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 139, 278, 695, 1390, 1529, 3058, 7645, 15290, 16301, 32602, 81505, 163010, 179311, 358622, 896555, 1793110, 2265839, 4531678, 11329195, 22658390, 24924229, 49848458, 124621145, 249242290]

約数ペア:

[(1, 249242290), (2, 124621145), (5, 49848458), (10, 24924229), (11, 22658390), (22, 11329195), (55, 4531678), (110, 2265839), (139, 1793110), (278, 896555), (695, 358622), (1390, 179311), (1529, 163010), (3058, 81505), (7645, 32602), (15290, 16301)]