639026505

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1092353}}^1$

素因数の和:1092377

約数の個数: 24

約数和(自身を含む): 1192850568

約数和(自身を除く): 553824063

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 117, 195, 585, 1092353, 3277059, 5461765, 9831177, 14200589, 16385295, 42601767, 49155885, 71002945, 127805301, 213008835, 639026505]

約数ペア:

[(1, 639026505), (3, 213008835), (5, 127805301), (9, 71002945), (13, 49155885), (15, 42601767), (39, 16385295), (45, 14200589), (65, 9831177), (117, 5461765), (195, 3277059), (585, 1092353)]