54488205

素因数分解:

$3^2\times 5^1\times {\mathrm{641}}^1\times {\mathrm{1889}}^1$

素因数の和:2541

約数の個数: 24

約数和(自身を含む): 94643640

約数和(自身を除く): 40155435

約数列:

[1, 3, 5, 9, 15, 45, 641, 1889, 1923, 3205, 5667, 5769, 9445, 9615, 17001, 28335, 28845, 85005, 1210849, 3632547, 6054245, 10897641, 18162735, 54488205]

約数ペア:

[(1, 54488205), (3, 18162735), (5, 10897641), (9, 6054245), (15, 3632547), (45, 1210849), (641, 85005), (1889, 28845), (1923, 28335), (3205, 17001), (5667, 9615), (5769, 9445)]