31446121

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{263}}^1$

素因数の和:349

約数の個数: 32

約数和(自身を含む): 40550400

約数和(自身を除く): 9104279

約数列:

[1, 7, 19, 29, 31, 133, 203, 217, 263, 551, 589, 899, 1841, 3857, 4123, 4997, 6293, 7627, 8153, 17081, 34979, 53389, 57071, 119567, 144913, 154907, 236437, 1014391, 1084349, 1655059, 4492303, 31446121]

約数ペア:

[(1, 31446121), (7, 4492303), (19, 1655059), (29, 1084349), (31, 1014391), (133, 236437), (203, 154907), (217, 144913), (263, 119567), (551, 57071), (589, 53389), (899, 34979), (1841, 17081), (3857, 8153), (4123, 7627), (4997, 6293)]