87889715

素因数分解:

$5^1\times {\mathrm{61}}^1\times {\mathrm{127}}^1\times {\mathrm{2269}}^1$

素因数の和:2462

約数の個数: 16

約数和(自身を含む): 108088320

約数和(自身を除く): 20198605

約数列:

[1, 5, 61, 127, 305, 635, 2269, 7747, 11345, 38735, 138409, 288163, 692045, 1440815, 17577943, 87889715]

約数ペア:

[(1, 87889715), (5, 17577943), (61, 1440815), (127, 692045), (305, 288163), (635, 138409), (2269, 38735), (7747, 11345)]