25430355

素因数分解:

$3^4\times 5^1\times {\mathrm{62791}}^1$

素因数の和:62808

約数の個数: 20

約数和(自身を含む): 45586992

約数和(自身を除く): 20156637

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 62791, 188373, 313955, 565119, 941865, 1695357, 2825595, 5086071, 8476785, 25430355]

約数ペア:

[(1, 25430355), (3, 8476785), (5, 5086071), (9, 2825595), (15, 1695357), (27, 941865), (45, 565119), (81, 313955), (135, 188373), (405, 62791)]