28533855

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{331}}^1\times {\mathrm{821}}^1$

素因数の和:1167

約数の個数: 32

約数和(自身を含む): 52397568

約数和(自身を除く): 23863713

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 331, 821, 993, 1655, 2317, 2463, 4105, 4965, 5747, 6951, 11585, 12315, 17241, 28735, 34755, 86205, 271751, 815253, 1358755, 1902257, 4076265, 5706771, 9511285, 28533855]

約数ペア:

[(1, 28533855), (3, 9511285), (5, 5706771), (7, 4076265), (15, 1902257), (21, 1358755), (35, 815253), (105, 271751), (331, 86205), (821, 34755), (993, 28735), (1655, 17241), (2317, 12315), (2463, 11585), (4105, 6951), (4965, 5747)]