2558517

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{227}}^1$

素因数の和:277

約数の個数: 24

約数和(自身を含む): 3919776

約数和(自身を除く): 1361259

約数列:

[1, 3, 13, 17, 39, 51, 221, 227, 289, 663, 681, 867, 2951, 3757, 3859, 8853, 11271, 11577, 50167, 65603, 150501, 196809, 852839, 2558517]

約数ペア:

[(1, 2558517), (3, 852839), (13, 196809), (17, 150501), (39, 65603), (51, 50167), (221, 11577), (227, 11271), (289, 8853), (663, 3859), (681, 3757), (867, 2951)]