1520291227

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{103}}^1\times {\mathrm{2659}}^1$

素因数の和:2843

約数の個数: 32

約数和(自身を含む): 1920988160

約数和(自身を除く): 400696933

約数列:

[1, 7, 13, 61, 91, 103, 427, 721, 793, 1339, 2659, 5551, 6283, 9373, 18613, 34567, 43981, 81679, 162199, 241969, 273877, 571753, 1135393, 1917139, 2108587, 3560401, 14760109, 16706497, 24922807, 116945479, 217184461, 1520291227]

約数ペア:

[(1, 1520291227), (7, 217184461), (13, 116945479), (61, 24922807), (91, 16706497), (103, 14760109), (427, 3560401), (721, 2108587), (793, 1917139), (1339, 1135393), (2659, 571753), (5551, 273877), (6283, 241969), (9373, 162199), (18613, 81679), (34567, 43981)]