40073397

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{229}}^1\times {\mathrm{641}}^1$

素因数の和:893

約数の個数: 32

約数和(自身を含む): 66151680

約数和(自身を除く): 26078283

約数列:

[1, 3, 7, 13, 21, 39, 91, 229, 273, 641, 687, 1603, 1923, 2977, 4487, 4809, 8333, 8931, 13461, 20839, 24999, 58331, 62517, 146789, 174993, 440367, 1027523, 1908257, 3082569, 5724771, 13357799, 40073397]

約数ペア:

[(1, 40073397), (3, 13357799), (7, 5724771), (13, 3082569), (21, 1908257), (39, 1027523), (91, 440367), (229, 174993), (273, 146789), (641, 62517), (687, 58331), (1603, 24999), (1923, 20839), (2977, 13461), (4487, 8931), (4809, 8333)]