71388268

素因数分解:

$2^2\times 7^1\times {\mathrm{509}}^1\times {\mathrm{5009}}^1$

素因数の和:5529

約数の個数: 24

約数和(自身を含む): 143085600

約数和(自身を除く): 71697332

約数列:

[1, 2, 4, 7, 14, 28, 509, 1018, 2036, 3563, 5009, 7126, 10018, 14252, 20036, 35063, 70126, 140252, 2549581, 5099162, 10198324, 17847067, 35694134, 71388268]

約数ペア:

[(1, 71388268), (2, 35694134), (4, 17847067), (7, 10198324), (14, 5099162), (28, 2549581), (509, 140252), (1018, 70126), (2036, 35063), (3563, 20036), (5009, 14252), (7126, 10018)]