2643287213

素因数分解:

$7^2\times {\mathrm{23}}^1\times {\mathrm{641}}^1\times {\mathrm{3659}}^1$

素因数の和:4337

約数の個数: 24

約数和(自身を含む): 3214416960

約数和(自身を除く): 571129747

約数列:

[1, 7, 23, 49, 161, 641, 1127, 3659, 4487, 14743, 25613, 31409, 84157, 103201, 179291, 589099, 722407, 2345419, 4123693, 16417933, 53944637, 114925531, 377612459, 2643287213]

約数ペア:

[(1, 2643287213), (7, 377612459), (23, 114925531), (49, 53944637), (161, 16417933), (641, 4123693), (1127, 2345419), (3659, 722407), (4487, 589099), (14743, 179291), (25613, 103201), (31409, 84157)]