13530985

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{67}}^1\times {\mathrm{239}}^1$

素因数の和:337

約数の個数: 24

約数和(自身を含む): 17919360

約数和(自身を除く): 4388375

約数列:

[1, 5, 13, 65, 67, 169, 239, 335, 845, 871, 1195, 3107, 4355, 11323, 15535, 16013, 40391, 56615, 80065, 201955, 208169, 1040845, 2706197, 13530985]

約数ペア:

[(1, 13530985), (5, 2706197), (13, 1040845), (65, 208169), (67, 201955), (169, 80065), (239, 56615), (335, 40391), (845, 16013), (871, 15535), (1195, 11323), (3107, 4355)]