123807965

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{25037}}^1$

素因数の和:25108

約数の個数: 16

約数和(自身を含む): 158640768

約数和(自身を除く): 34832803

約数列:

[1, 5, 23, 43, 115, 215, 989, 4945, 25037, 125185, 575851, 1076591, 2879255, 5382955, 24761593, 123807965]

約数ペア:

[(1, 123807965), (5, 24761593), (23, 5382955), (43, 2879255), (115, 1076591), (215, 575851), (989, 125185), (4945, 25037)]