389636

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{127}}^1$

素因数の和:203

約数の個数: 24

約数和(自身を含む): 752640

約数和(自身を除く): 363004

約数列:

[1, 2, 4, 13, 26, 52, 59, 118, 127, 236, 254, 508, 767, 1534, 1651, 3068, 3302, 6604, 7493, 14986, 29972, 97409, 194818, 389636]

約数ペア:

[(1, 389636), (2, 194818), (4, 97409), (13, 29972), (26, 14986), (52, 7493), (59, 6604), (118, 3302), (127, 3068), (236, 1651), (254, 1534), (508, 767)]