307538559

素因数分解:

$3^3\times {\mathrm{71}}^1\times {\mathrm{137}}^1\times {\mathrm{1171}}^1$

素因数の和:1388

約数の個数: 32

約数和(自身を含む): 465799680

約数和(自身を除く): 158261121

約数列:

[1, 3, 9, 27, 71, 137, 213, 411, 639, 1171, 1233, 1917, 3513, 3699, 9727, 10539, 29181, 31617, 83141, 87543, 160427, 249423, 262629, 481281, 748269, 1443843, 2244807, 4331529, 11390317, 34170951, 102512853, 307538559]

約数ペア:

[(1, 307538559), (3, 102512853), (9, 34170951), (27, 11390317), (71, 4331529), (137, 2244807), (213, 1443843), (411, 748269), (639, 481281), (1171, 262629), (1233, 249423), (1917, 160427), (3513, 87543), (3699, 83141), (9727, 31617), (10539, 29181)]