28325661

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{3347}}^1$

素因数の和:3401

約数の個数: 32

約数和(自身を含む): 47996928

約数和(自身を除く): 19671267

約数列:

[1, 3, 7, 13, 21, 31, 39, 91, 93, 217, 273, 403, 651, 1209, 2821, 3347, 8463, 10041, 23429, 43511, 70287, 103757, 130533, 304577, 311271, 726299, 913731, 1348841, 2178897, 4046523, 9441887, 28325661]

約数ペア:

[(1, 28325661), (3, 9441887), (7, 4046523), (13, 2178897), (21, 1348841), (31, 913731), (39, 726299), (91, 311271), (93, 304577), (217, 130533), (273, 103757), (403, 70287), (651, 43511), (1209, 23429), (2821, 10041), (3347, 8463)]