1221360327

素因数分解:

$3^2\times {\mathrm{11}}^2\times {\mathrm{1121543}}^1$

素因数の和:1121571

約数の個数: 18

約数和(自身を含む): 1939149576

約数和(自身を除く): 717789249

約数列:

[1, 3, 9, 11, 33, 99, 121, 363, 1089, 1121543, 3364629, 10093887, 12336973, 37010919, 111032757, 135706703, 407120109, 1221360327]

約数ペア:

[(1, 1221360327), (3, 407120109), (9, 135706703), (11, 111032757), (33, 37010919), (99, 12336973), (121, 10093887), (363, 3364629), (1089, 1121543)]