4012855

素因数分解:

$5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{1489}}^1$

素因数の和:1519

約数の個数: 24

約数和(自身を含む): 6114960

約数和(自身を除く): 2102105

約数列:

[1, 5, 7, 11, 35, 49, 55, 77, 245, 385, 539, 1489, 2695, 7445, 10423, 16379, 52115, 72961, 81895, 114653, 364805, 573265, 802571, 4012855]

約数ペア:

[(1, 4012855), (5, 802571), (7, 573265), (11, 364805), (35, 114653), (49, 81895), (55, 72961), (77, 52115), (245, 16379), (385, 10423), (539, 7445), (1489, 2695)]