128401777726

素因数分解:

$2^1\times {\mathrm{73}}^1\times {\mathrm{157}}^1\times {\mathrm{821}}^1\times {\mathrm{6823}}^1$

素因数の和:7876

約数の個数: 32

約数和(自身を含む): 196752788928

約数和(自身を除く): 68351011202

約数列:

[1, 2, 73, 146, 157, 314, 821, 1642, 6823, 11461, 13646, 22922, 59933, 119866, 128897, 257794, 498079, 996158, 1071211, 2142422, 5601683, 9409481, 11203366, 18818962, 78198403, 156396806, 408922859, 817845718, 879464231, 1758928462, 64200888863, 128401777726]

約数ペア:

[(1, 128401777726), (2, 64200888863), (73, 1758928462), (146, 879464231), (157, 817845718), (314, 408922859), (821, 156396806), (1642, 78198403), (6823, 18818962), (11461, 11203366), (13646, 9409481), (22922, 5601683), (59933, 2142422), (119866, 1071211), (128897, 996158), (257794, 498079)]