17966195

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{229}}^1$

素因数の和:335

約数の個数: 32

約数和(自身を含む): 25038720

約数和(自身を除く): 7072525

約数列:

[1, 5, 13, 17, 65, 71, 85, 221, 229, 355, 923, 1105, 1145, 1207, 2977, 3893, 4615, 6035, 14885, 15691, 16259, 19465, 50609, 78455, 81295, 211367, 253045, 276403, 1056835, 1382015, 3593239, 17966195]

約数ペア:

[(1, 17966195), (5, 3593239), (13, 1382015), (17, 1056835), (65, 276403), (71, 253045), (85, 211367), (221, 81295), (229, 78455), (355, 50609), (923, 19465), (1105, 16259), (1145, 15691), (1207, 14885), (2977, 6035), (3893, 4615)]