239611911

素因数分解:

$3^1\times 7^3\times {\mathrm{11}}^1\times {\mathrm{21169}}^1$

素因数の和:21204

約数の個数: 32

約数和(自身を含む): 406464000

約数和(自身を除く): 166852089

約数列:

[1, 3, 7, 11, 21, 33, 49, 77, 147, 231, 343, 539, 1029, 1617, 3773, 11319, 21169, 63507, 148183, 232859, 444549, 698577, 1037281, 1630013, 3111843, 4890039, 7260967, 11410091, 21782901, 34230273, 79870637, 239611911]

約数ペア:

[(1, 239611911), (3, 79870637), (7, 34230273), (11, 21782901), (21, 11410091), (33, 7260967), (49, 4890039), (77, 3111843), (147, 1630013), (231, 1037281), (343, 698577), (539, 444549), (1029, 232859), (1617, 148183), (3773, 63507), (11319, 21169)]