12421227

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{263}}^1$

素因数の和:459

約数の個数: 32

約数和(自身を含む): 20579328

約数和(自身を除く): 8158101

約数列:

[1, 3, 7, 13, 21, 39, 91, 173, 263, 273, 519, 789, 1211, 1841, 2249, 3419, 3633, 5523, 6747, 10257, 15743, 23933, 45499, 47229, 71799, 136497, 318493, 591487, 955479, 1774461, 4140409, 12421227]

約数ペア:

[(1, 12421227), (3, 4140409), (7, 1774461), (13, 955479), (21, 591487), (39, 318493), (91, 136497), (173, 71799), (263, 47229), (273, 45499), (519, 23933), (789, 15743), (1211, 10257), (1841, 6747), (2249, 5523), (3419, 3633)]