1285407632

素因数分解:

$2^4\times {\mathrm{131}}^1\times {\mathrm{613267}}^1$

素因数の和:613406

約数の個数: 20

約数和(自身を含む): 2509492656

約数和(自身を除く): 1224085024

約数列:

[1, 2, 4, 8, 16, 131, 262, 524, 1048, 2096, 613267, 1226534, 2453068, 4906136, 9812272, 80337977, 160675954, 321351908, 642703816, 1285407632]

約数ペア:

[(1, 1285407632), (2, 642703816), (4, 321351908), (8, 160675954), (16, 80337977), (131, 9812272), (262, 4906136), (524, 2453068), (1048, 1226534), (2096, 613267)]