57481221

素因数分解:

$3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{101}}^1\times {\mathrm{661}}^1$

素因数の和:813

約数の個数: 32

約数和(自身を含む): 90752256

約数和(自身を除く): 33271035

約数列:

[1, 3, 7, 21, 41, 101, 123, 287, 303, 661, 707, 861, 1983, 2121, 4141, 4627, 12423, 13881, 27101, 28987, 66761, 81303, 86961, 189707, 200283, 467327, 569121, 1401981, 2737201, 8211603, 19160407, 57481221]

約数ペア:

[(1, 57481221), (3, 19160407), (7, 8211603), (21, 2737201), (41, 1401981), (101, 569121), (123, 467327), (287, 200283), (303, 189707), (661, 86961), (707, 81303), (861, 66761), (1983, 28987), (2121, 27101), (4141, 13881), (4627, 12423)]