259798725

素因数分解:

$3^3\times 5^2\times {\mathrm{557}}^1\times {\mathrm{691}}^1$

素因数の和:1267

約数の個数: 48

約数和(自身を含む): 478808640

約数和(自身を除く): 219009915

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 135, 225, 557, 675, 691, 1671, 2073, 2785, 3455, 5013, 6219, 8355, 10365, 13925, 15039, 17275, 18657, 25065, 31095, 41775, 51825, 75195, 93285, 125325, 155475, 375975, 384887, 466425, 1154661, 1924435, 3463983, 5773305, 9622175, 10391949, 17319915, 28866525, 51959745, 86599575, 259798725]

約数ペア:

[(1, 259798725), (3, 86599575), (5, 51959745), (9, 28866525), (15, 17319915), (25, 10391949), (27, 9622175), (45, 5773305), (75, 3463983), (135, 1924435), (225, 1154661), (557, 466425), (675, 384887), (691, 375975), (1671, 155475), (2073, 125325), (2785, 93285), (3455, 75195), (5013, 51825), (6219, 41775), (8355, 31095), (10365, 25065), (13925, 18657), (15039, 17275)]