71547705

素因数分解:

$3^9\times 5^1\times {\mathrm{727}}^1$

素因数の和:759

約数の個数: 40

約数和(自身を含む): 128960832

約数和(自身を除く): 57413127

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 243, 405, 727, 729, 1215, 2181, 2187, 3635, 3645, 6543, 6561, 10905, 10935, 19629, 19683, 32715, 32805, 58887, 98145, 98415, 176661, 294435, 529983, 883305, 1589949, 2649915, 4769847, 7949745, 14309541, 23849235, 71547705]

約数ペア:

[(1, 71547705), (3, 23849235), (5, 14309541), (9, 7949745), (15, 4769847), (27, 2649915), (45, 1589949), (81, 883305), (135, 529983), (243, 294435), (405, 176661), (727, 98415), (729, 98145), (1215, 58887), (2181, 32805), (2187, 32715), (3635, 19683), (3645, 19629), (6543, 10935), (6561, 10905)]