638413922

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1\times {\mathrm{83}}^1\times {\mathrm{941}}^1$

素因数の和:1154

約数の個数: 32

約数和(自身を含む): 1000810944

約数和(自身を除く): 362397022

約数列:

[1, 2, 61, 67, 83, 122, 134, 166, 941, 1882, 4087, 5063, 5561, 8174, 10126, 11122, 57401, 63047, 78103, 114802, 126094, 156206, 339221, 678442, 3845867, 4764283, 5232901, 7691734, 9528566, 10465802, 319206961, 638413922]

約数ペア:

[(1, 638413922), (2, 319206961), (61, 10465802), (67, 9528566), (83, 7691734), (122, 5232901), (134, 4764283), (166, 3845867), (941, 678442), (1882, 339221), (4087, 156206), (5063, 126094), (5561, 114802), (8174, 78103), (10126, 63047), (11122, 57401)]