31307229

素因数分解:

$3^4\times {\mathrm{59}}^1\times {\mathrm{6551}}^1$

素因数の和:6622

約数の個数: 20

約数和(自身を含む): 47567520

約数和(自身を除く): 16260291

約数列:

[1, 3, 9, 27, 59, 81, 177, 531, 1593, 4779, 6551, 19653, 58959, 176877, 386509, 530631, 1159527, 3478581, 10435743, 31307229]

約数ペア:

[(1, 31307229), (3, 10435743), (9, 3478581), (27, 1159527), (59, 530631), (81, 386509), (177, 176877), (531, 58959), (1593, 19653), (4779, 6551)]