25408305

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^3\times {\mathrm{257}}^1$

素因数の和:307

約数の個数: 48

約数和(自身を含む): 47895120

約数和(自身を除く): 22486815

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 117, 169, 195, 257, 507, 585, 771, 845, 1285, 1521, 2197, 2313, 2535, 3341, 3855, 6591, 7605, 10023, 10985, 11565, 16705, 19773, 30069, 32955, 43433, 50115, 98865, 130299, 150345, 217165, 390897, 564629, 651495, 1693887, 1954485, 2823145, 5081661, 8469435, 25408305]

約数ペア:

[(1, 25408305), (3, 8469435), (5, 5081661), (9, 2823145), (13, 1954485), (15, 1693887), (39, 651495), (45, 564629), (65, 390897), (117, 217165), (169, 150345), (195, 130299), (257, 98865), (507, 50115), (585, 43433), (771, 32955), (845, 30069), (1285, 19773), (1521, 16705), (2197, 11565), (2313, 10985), (2535, 10023), (3341, 7605), (3855, 6591)]