2571285

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{257}}^1$

素因数の和:317

約数の個数: 32

約数和(自身を含む): 4458240

約数和(自身を除く): 1886955

約数列:

[1, 3, 5, 15, 23, 29, 69, 87, 115, 145, 257, 345, 435, 667, 771, 1285, 2001, 3335, 3855, 5911, 7453, 10005, 17733, 22359, 29555, 37265, 88665, 111795, 171419, 514257, 857095, 2571285]

約数ペア:

[(1, 2571285), (3, 857095), (5, 514257), (15, 171419), (23, 111795), (29, 88665), (69, 37265), (87, 29555), (115, 22359), (145, 17733), (257, 10005), (345, 7453), (435, 5911), (667, 3855), (771, 3335), (1285, 2001)]