57878037

素因数分解:

$3^3\times 7^1\times {\mathrm{373}}^1\times {\mathrm{821}}^1$

素因数の和:1210

約数の個数: 32

約数和(自身を含む): 98376960

約数和(自身を除く): 40498923

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 373, 821, 1119, 2463, 2611, 3357, 5747, 7389, 7833, 10071, 17241, 22167, 23499, 51723, 70497, 155169, 306233, 918699, 2143631, 2756097, 6430893, 8268291, 19292679, 57878037]

約数ペア:

[(1, 57878037), (3, 19292679), (7, 8268291), (9, 6430893), (21, 2756097), (27, 2143631), (63, 918699), (189, 306233), (373, 155169), (821, 70497), (1119, 51723), (2463, 23499), (2611, 22167), (3357, 17241), (5747, 10071), (7389, 7833)]