644080322

素因数分解:

$2^1\times {\mathrm{331}}^1\times {\mathrm{421}}^1\times {\mathrm{2311}}^1$

素因数の和:3065

約数の個数: 16

約数和(自身を含む): 971761344

約数和(自身を除く): 327681022

約数列:

[1, 2, 331, 421, 662, 842, 2311, 4622, 139351, 278702, 764941, 972931, 1529882, 1945862, 322040161, 644080322]

約数ペア:

[(1, 644080322), (2, 322040161), (331, 1945862), (421, 1529882), (662, 972931), (842, 764941), (2311, 278702), (4622, 139351)]