28233205

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{5641}}^1$

素因数の和:5677

約数の個数: 32

約数和(自身を含む): 45497088

約数和(自身を除く): 17263883

約数列:

[1, 5, 7, 11, 13, 35, 55, 65, 77, 91, 143, 385, 455, 715, 1001, 5005, 5641, 28205, 39487, 62051, 73333, 197435, 310255, 366665, 434357, 513331, 806663, 2171785, 2566655, 4033315, 5646641, 28233205]

約数ペア:

[(1, 28233205), (5, 5646641), (7, 4033315), (11, 2566655), (13, 2171785), (35, 806663), (55, 513331), (65, 434357), (77, 366665), (91, 310255), (143, 197435), (385, 73333), (455, 62051), (715, 39487), (1001, 28205), (5005, 5641)]