12734282

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{101}}^1\times {\mathrm{521}}^1$

素因数の和:646

約数の個数: 24

約数和(自身を含む): 21244356

約数和(自身を除く): 8510074

約数列:

[1, 2, 11, 22, 101, 121, 202, 242, 521, 1042, 1111, 2222, 5731, 11462, 12221, 24442, 52621, 63041, 105242, 126082, 578831, 1157662, 6367141, 12734282]

約数ペア:

[(1, 12734282), (2, 6367141), (11, 1157662), (22, 578831), (101, 126082), (121, 105242), (202, 63041), (242, 52621), (521, 24442), (1042, 12221), (1111, 11462), (2222, 5731)]