40508289

素因数分解:

$3^3\times {\mathrm{31}}^1\times {\mathrm{48397}}^1$

素因数の和:48437

約数の個数: 16

約数和(自身を含む): 61949440

約数和(自身を除く): 21441151

約数列:

[1, 3, 9, 27, 31, 93, 279, 837, 48397, 145191, 435573, 1306719, 1500307, 4500921, 13502763, 40508289]

約数ペア:

[(1, 40508289), (3, 13502763), (9, 4500921), (27, 1500307), (31, 1306719), (93, 435573), (279, 145191), (837, 48397)]