81133778

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{149}}^1\times {\mathrm{467}}^1$

素因数の和:682

約数の個数: 32

約数和(自身を含む): 136468800

約数和(自身を除く): 55335022

約数列:

[1, 2, 11, 22, 53, 106, 149, 298, 467, 583, 934, 1166, 1639, 3278, 5137, 7897, 10274, 15794, 24751, 49502, 69583, 86867, 139166, 173734, 272261, 544522, 765413, 1530826, 3687899, 7375798, 40566889, 81133778]

約数ペア:

[(1, 81133778), (2, 40566889), (11, 7375798), (22, 3687899), (53, 1530826), (106, 765413), (149, 544522), (298, 272261), (467, 173734), (583, 139166), (934, 86867), (1166, 69583), (1639, 49502), (3278, 24751), (5137, 15794), (7897, 10274)]