9969925

素因数分解:

$5^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{2477}}^1$

素因数の和:2517

約数の個数: 24

約数和(自身を含む): 14749056

約数和(自身を除く): 4779131

約数列:

[1, 5, 7, 23, 25, 35, 115, 161, 175, 575, 805, 2477, 4025, 12385, 17339, 56971, 61925, 86695, 284855, 398797, 433475, 1424275, 1993985, 9969925]

約数ペア:

[(1, 9969925), (5, 1993985), (7, 1424275), (23, 433475), (25, 398797), (35, 284855), (115, 86695), (161, 61925), (175, 56971), (575, 17339), (805, 12385), (2477, 4025)]