68149263

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{2333}}^1$

素因数の和:2463

約数の個数: 32

約数和(自身を含む): 112928256

約数和(自身を除く): 44778993

約数列:

[1, 3, 7, 13, 21, 39, 91, 107, 273, 321, 749, 1391, 2247, 2333, 4173, 6999, 9737, 16331, 29211, 30329, 48993, 90987, 212303, 249631, 636909, 748893, 1747417, 3245203, 5242251, 9735609, 22716421, 68149263]

約数ペア:

[(1, 68149263), (3, 22716421), (7, 9735609), (13, 5242251), (21, 3245203), (39, 1747417), (91, 748893), (107, 636909), (273, 249631), (321, 212303), (749, 90987), (1391, 48993), (2247, 30329), (2333, 29211), (4173, 16331), (6999, 9737)]