2605280355

素因数分解:

$3^4\times 5^1\times {\mathrm{101}}^1\times {\mathrm{63691}}^1$

素因数の和:63809

約数の個数: 40

約数和(自身を含む): 4716519984

約数和(自身を除く): 2111239629

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 101, 135, 303, 405, 505, 909, 1515, 2727, 4545, 8181, 13635, 40905, 63691, 191073, 318455, 573219, 955365, 1719657, 2866095, 5158971, 6432791, 8598285, 19298373, 25794855, 32163955, 57895119, 96491865, 173685357, 289475595, 521056071, 868426785, 2605280355]

約数ペア:

[(1, 2605280355), (3, 868426785), (5, 521056071), (9, 289475595), (15, 173685357), (27, 96491865), (45, 57895119), (81, 32163955), (101, 25794855), (135, 19298373), (303, 8598285), (405, 6432791), (505, 5158971), (909, 2866095), (1515, 1719657), (2727, 955365), (4545, 573219), (8181, 318455), (13635, 191073), (40905, 63691)]