72639405

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{70183}}^1$

素因数の和:70217

約数の個数: 24

約数和(自身を含む): 131384448

約数和(自身を除く): 58745043

約数列:

[1, 3, 5, 9, 15, 23, 45, 69, 115, 207, 345, 1035, 70183, 210549, 350915, 631647, 1052745, 1614209, 3158235, 4842627, 8071045, 14527881, 24213135, 72639405]

約数ペア:

[(1, 72639405), (3, 24213135), (5, 14527881), (9, 8071045), (15, 4842627), (23, 3158235), (45, 1614209), (69, 1052745), (115, 631647), (207, 350915), (345, 210549), (1035, 70183)]