978055325

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{3009401}}^1$

素因数の和:3009424

約数の個数: 12

約数和(自身を含む): 1306080468

約数和(自身を除く): 328025143

約数列:

[1, 5, 13, 25, 65, 325, 3009401, 15047005, 39122213, 75235025, 195611065, 978055325]

約数ペア:

[(1, 978055325), (5, 195611065), (13, 75235025), (25, 39122213), (65, 15047005), (325, 3009401)]