1308956

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{419}}^1$

素因数の和:505

約数の個数: 24

約数和(自身を含む): 2540160

約数和(自身を除く): 1231204

約数列:

[1, 2, 4, 11, 22, 44, 71, 142, 284, 419, 781, 838, 1562, 1676, 3124, 4609, 9218, 18436, 29749, 59498, 118996, 327239, 654478, 1308956]

約数ペア:

[(1, 1308956), (2, 654478), (4, 327239), (11, 118996), (22, 59498), (44, 29749), (71, 18436), (142, 9218), (284, 4609), (419, 3124), (781, 1676), (838, 1562)]