129143405

素因数分解:

$5^1\times {\mathrm{43}}^2\times {\mathrm{61}}^1\times {\mathrm{229}}^1$

素因数の和:381

約数の個数: 24

約数和(自身を含む): 161965080

約数和(自身を除く): 32821675

約数列:

[1, 5, 43, 61, 215, 229, 305, 1145, 1849, 2623, 9245, 9847, 13115, 13969, 49235, 69845, 112789, 423421, 563945, 600667, 2117105, 3003335, 25828681, 129143405]

約数ペア:

[(1, 129143405), (5, 25828681), (43, 3003335), (61, 2117105), (215, 600667), (229, 563945), (305, 423421), (1145, 112789), (1849, 69845), (2623, 49235), (9245, 13969), (9847, 13115)]