2511509

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{193}}^1$

素因数の和:237

約数の個数: 24

約数和(自身を含む): 3408192

約数和(自身を除く): 896683

約数列:

[1, 7, 11, 13, 77, 91, 143, 169, 193, 1001, 1183, 1351, 1859, 2123, 2509, 13013, 14861, 17563, 27599, 32617, 193193, 228319, 358787, 2511509]

約数ペア:

[(1, 2511509), (7, 358787), (11, 228319), (13, 193193), (77, 32617), (91, 27599), (143, 17563), (169, 14861), (193, 13013), (1001, 2509), (1183, 2123), (1351, 1859)]