1385111

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{491}}^1$

素因数の和:542

約数の個数: 16

約数和(自身を含む): 1763328

約数和(自身を除く): 378217

約数列:

[1, 7, 13, 31, 91, 217, 403, 491, 2821, 3437, 6383, 15221, 44681, 106547, 197873, 1385111]

約数ペア:

[(1, 1385111), (7, 197873), (13, 106547), (31, 44681), (91, 15221), (217, 6383), (403, 3437), (491, 2821)]