2887885

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{577}}^1$

素因数の和:613

約数の個数: 32

約数和(自身を含む): 4660992

約数和(自身を除く): 1773107

約数列:

[1, 5, 7, 11, 13, 35, 55, 65, 77, 91, 143, 385, 455, 577, 715, 1001, 2885, 4039, 5005, 6347, 7501, 20195, 31735, 37505, 44429, 52507, 82511, 222145, 262535, 412555, 577577, 2887885]

約数ペア:

[(1, 2887885), (5, 577577), (7, 412555), (11, 262535), (13, 222145), (35, 82511), (55, 52507), (65, 44429), (77, 37505), (91, 31735), (143, 20195), (385, 7501), (455, 6347), (577, 5005), (715, 4039), (1001, 2885)]