890256978

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{3804517}}^1$

素因数の和:3804538

約数の個数: 24

約数和(自身を含む): 2077266828

約数和(自身を除く): 1187009850

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 3804517, 7609034, 11413551, 22827102, 34240653, 49458721, 68481306, 98917442, 148376163, 296752326, 445128489, 890256978]

約数ペア:

[(1, 890256978), (2, 445128489), (3, 296752326), (6, 148376163), (9, 98917442), (13, 68481306), (18, 49458721), (26, 34240653), (39, 22827102), (78, 11413551), (117, 7609034), (234, 3804517)]