128739490

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{233}}^1\times {\mathrm{5023}}^1$

素因数の和:5274

約数の個数: 32

約数和(自身を含む): 253933056

約数和(自身を除く): 125193566

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 233, 466, 1165, 2330, 2563, 5023, 5126, 10046, 12815, 25115, 25630, 50230, 55253, 110506, 276265, 552530, 1170359, 2340718, 5851795, 11703590, 12873949, 25747898, 64369745, 128739490]

約数ペア:

[(1, 128739490), (2, 64369745), (5, 25747898), (10, 12873949), (11, 11703590), (22, 5851795), (55, 2340718), (110, 1170359), (233, 552530), (466, 276265), (1165, 110506), (2330, 55253), (2563, 50230), (5023, 25630), (5126, 25115), (10046, 12815)]