69631245

素因数分解:

$3^4\times 5^1\times {\mathrm{171929}}^1$

素因数の和:171946

約数の個数: 20

約数和(自身を含む): 124821180

約数和(自身を除く): 55189935

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 171929, 515787, 859645, 1547361, 2578935, 4642083, 7736805, 13926249, 23210415, 69631245]

約数ペア:

[(1, 69631245), (3, 23210415), (5, 13926249), (9, 7736805), (15, 4642083), (27, 2578935), (45, 1547361), (81, 859645), (135, 515787), (405, 171929)]