9990275

素因数分解:

$5^2\times {\mathrm{61}}^1\times {\mathrm{6551}}^1$

素因数の和:6622

約数の個数: 12

約数和(自身を含む): 12592944

約数和(自身を除く): 2602669

約数列:

[1, 5, 25, 61, 305, 1525, 6551, 32755, 163775, 399611, 1998055, 9990275]

約数ペア:

[(1, 9990275), (5, 1998055), (25, 399611), (61, 163775), (305, 32755), (1525, 6551)]