28421602

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{12791}}^1$

素因数の和:12905

約数の個数: 16

約数和(自身を含む): 46972224

約数和(自身を除く): 18550622

約数列:

[1, 2, 11, 22, 101, 202, 1111, 2222, 12791, 25582, 140701, 281402, 1291891, 2583782, 14210801, 28421602]

約数ペア:

[(1, 28421602), (2, 14210801), (11, 2583782), (22, 1291891), (101, 281402), (202, 140701), (1111, 25582), (2222, 12791)]