16806399

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{227}}^1$

素因数の和:319

約数の個数: 32

約数和(自身を含む): 24952320

約数和(自身を除く): 8145921

約数列:

[1, 3, 23, 29, 37, 69, 87, 111, 227, 667, 681, 851, 1073, 2001, 2553, 3219, 5221, 6583, 8399, 15663, 19749, 24679, 25197, 74037, 151409, 193177, 243571, 454227, 579531, 730713, 5602133, 16806399]

約数ペア:

[(1, 16806399), (3, 5602133), (23, 730713), (29, 579531), (37, 454227), (69, 243571), (87, 193177), (111, 151409), (227, 74037), (667, 25197), (681, 24679), (851, 19749), (1073, 15663), (2001, 8399), (2553, 6583), (3219, 5221)]