202900905

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{307}}^1\times {\mathrm{773}}^1$

素因数の和:1110

約数の個数: 48

約数和(自身を含む): 371891520

約数和(自身を除く): 168990615

約数列:

[1, 3, 5, 9, 15, 19, 45, 57, 95, 171, 285, 307, 773, 855, 921, 1535, 2319, 2763, 3865, 4605, 5833, 6957, 11595, 13815, 14687, 17499, 29165, 34785, 44061, 52497, 73435, 87495, 132183, 220305, 237311, 262485, 660915, 711933, 1186555, 2135799, 3559665, 4508909, 10678995, 13526727, 22544545, 40580181, 67633635, 202900905]

約数ペア:

[(1, 202900905), (3, 67633635), (5, 40580181), (9, 22544545), (15, 13526727), (19, 10678995), (45, 4508909), (57, 3559665), (95, 2135799), (171, 1186555), (285, 711933), (307, 660915), (773, 262485), (855, 237311), (921, 220305), (1535, 132183), (2319, 87495), (2763, 73435), (3865, 52497), (4605, 44061), (5833, 34785), (6957, 29165), (11595, 17499), (13815, 14687)]