2739191

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{971}}^1$

素因数の和:1022

約数の個数: 16

約数和(自身を含む): 3483648

約数和(自身を除く): 744457

約数列:

[1, 7, 13, 31, 91, 217, 403, 971, 2821, 6797, 12623, 30101, 88361, 210707, 391313, 2739191]

約数ペア:

[(1, 2739191), (7, 391313), (13, 210707), (31, 88361), (91, 30101), (217, 12623), (403, 6797), (971, 2821)]