31117365

素因数分解:

$3^6\times 5^1\times {\mathrm{8537}}^1$

素因数の和:8560

約数の個数: 28

約数和(自身を含む): 55992204

約数和(自身を除く): 24874839

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 243, 405, 729, 1215, 3645, 8537, 25611, 42685, 76833, 128055, 230499, 384165, 691497, 1152495, 2074491, 3457485, 6223473, 10372455, 31117365]

約数ペア:

[(1, 31117365), (3, 10372455), (5, 6223473), (9, 3457485), (15, 2074491), (27, 1152495), (45, 691497), (81, 384165), (135, 230499), (243, 128055), (405, 76833), (729, 42685), (1215, 25611), (3645, 8537)]