25538877

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31183}}^1$

素因数の和:31209

約数の個数: 24

約数和(自身を含む): 45403904

約数和(自身を除く): 19865027

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 273, 819, 31183, 93549, 218281, 280647, 405379, 654843, 1216137, 1964529, 2837653, 3648411, 8512959, 25538877]

約数ペア:

[(1, 25538877), (3, 8512959), (7, 3648411), (9, 2837653), (13, 1964529), (21, 1216137), (39, 654843), (63, 405379), (91, 280647), (117, 218281), (273, 93549), (819, 31183)]