1566137321

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{461}}^1\times {\mathrm{21101}}^1$

素因数の和:21592

約数の個数: 16

約数和(自身を含む): 1871831808

約数和(自身を除く): 305694487

約数列:

[1, 7, 23, 161, 461, 3227, 10603, 21101, 74221, 147707, 485323, 3397261, 9727561, 68092927, 223733903, 1566137321]

約数ペア:

[(1, 1566137321), (7, 223733903), (23, 68092927), (161, 9727561), (461, 3397261), (3227, 485323), (10603, 147707), (21101, 74221)]