814989825

素因数分解:

$3^2\times 5^2\times {\mathrm{13}}^2\times {\mathrm{21433}}^1$

素因数の和:21475

約数の個数: 54

約数和(自身を含む): 1580736066

約数和(自身を除く): 765746241

約数列:

[1, 3, 5, 9, 13, 15, 25, 39, 45, 65, 75, 117, 169, 195, 225, 325, 507, 585, 845, 975, 1521, 2535, 2925, 4225, 7605, 12675, 21433, 38025, 64299, 107165, 192897, 278629, 321495, 535825, 835887, 964485, 1393145, 1607475, 2507661, 3622177, 4179435, 4822425, 6965725, 10866531, 12538305, 18110885, 20897175, 32599593, 54332655, 62691525, 90554425, 162997965, 271663275, 814989825]

約数ペア:

[(1, 814989825), (3, 271663275), (5, 162997965), (9, 90554425), (13, 62691525), (15, 54332655), (25, 32599593), (39, 20897175), (45, 18110885), (65, 12538305), (75, 10866531), (117, 6965725), (169, 4822425), (195, 4179435), (225, 3622177), (325, 2507661), (507, 1607475), (585, 1393145), (845, 964485), (975, 835887), (1521, 535825), (2535, 321495), (2925, 278629), (4225, 192897), (7605, 107165), (12675, 64299), (21433, 38025)]