7142890

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{42017}}^1$

素因数の和:42041

約数の個数: 16

約数和(自身を含む): 13613832

約数和(自身を除く): 6470942

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 42017, 84034, 210085, 420170, 714289, 1428578, 3571445, 7142890]

約数ペア:

[(1, 7142890), (2, 3571445), (5, 1428578), (10, 714289), (17, 420170), (34, 210085), (85, 84034), (170, 42017)]