307156779

素因数分解:

$3^4\times {\mathrm{139}}^1\times {\mathrm{27281}}^1$

素因数の和:27432

約数の個数: 20

約数和(自身を含む): 462157080

約数和(自身を除く): 155000301

約数列:

[1, 3, 9, 27, 81, 139, 417, 1251, 3753, 11259, 27281, 81843, 245529, 736587, 2209761, 3792059, 11376177, 34128531, 102385593, 307156779]

約数ペア:

[(1, 307156779), (3, 102385593), (9, 34128531), (27, 11376177), (81, 3792059), (139, 2209761), (417, 736587), (1251, 245529), (3753, 81843), (11259, 27281)]