1285245

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^4$

素因数の和:63

約数の個数: 30

約数和(自身を含む): 2413398

約数和(自身を除く): 1128153

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 117, 169, 195, 507, 585, 845, 1521, 2197, 2535, 6591, 7605, 10985, 19773, 28561, 32955, 85683, 98865, 142805, 257049, 428415, 1285245]

約数ペア:

[(1, 1285245), (3, 428415), (5, 257049), (9, 142805), (13, 98865), (15, 85683), (39, 32955), (45, 28561), (65, 19773), (117, 10985), (169, 7605), (195, 6591), (507, 2535), (585, 2197), (845, 1521)]