23238405

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{821}}^1$

素因数の和:886

約数の個数: 48

約数和(自身を含む): 43855344

約数和(自身を除く): 20616939

約数列:

[1, 3, 5, 9, 15, 17, 37, 45, 51, 85, 111, 153, 185, 255, 333, 555, 629, 765, 821, 1665, 1887, 2463, 3145, 4105, 5661, 7389, 9435, 12315, 13957, 28305, 30377, 36945, 41871, 69785, 91131, 125613, 151885, 209355, 273393, 455655, 516409, 628065, 1366965, 1549227, 2582045, 4647681, 7746135, 23238405]

約数ペア:

[(1, 23238405), (3, 7746135), (5, 4647681), (9, 2582045), (15, 1549227), (17, 1366965), (37, 628065), (45, 516409), (51, 455655), (85, 273393), (111, 209355), (153, 151885), (185, 125613), (255, 91131), (333, 69785), (555, 41871), (629, 36945), (765, 30377), (821, 28305), (1665, 13957), (1887, 12315), (2463, 9435), (3145, 7389), (4105, 5661)]