25284805

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{911}}^1$

素因数の和:997

約数の個数: 32

約数和(自身を含む): 37997568

約数和(自身を除く): 12712763

約数列:

[1, 5, 7, 13, 35, 61, 65, 91, 305, 427, 455, 793, 911, 2135, 3965, 4555, 5551, 6377, 11843, 27755, 31885, 55571, 59215, 82901, 277855, 388997, 414505, 722423, 1944985, 3612115, 5056961, 25284805]

約数ペア:

[(1, 25284805), (5, 5056961), (7, 3612115), (13, 1944985), (35, 722423), (61, 414505), (65, 388997), (91, 277855), (305, 82901), (427, 59215), (455, 55571), (793, 31885), (911, 27755), (2135, 11843), (3965, 6377), (4555, 5551)]