25961481

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31699}}^1$

素因数の和:31725

約数の個数: 24

約数和(自身を含む): 46155200

約数和(自身を除く): 20193719

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 273, 819, 31699, 95097, 221893, 285291, 412087, 665679, 1236261, 1997037, 2884609, 3708783, 8653827, 25961481]

約数ペア:

[(1, 25961481), (3, 8653827), (7, 3708783), (9, 2884609), (13, 1997037), (21, 1236261), (39, 665679), (63, 412087), (91, 285291), (117, 221893), (273, 95097), (819, 31699)]