13216515

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67777}}^1$

素因数の和:67798

約数の個数: 16

約数和(自身を含む): 22773408

約数和(自身を除く): 9556893

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 67777, 203331, 338885, 881101, 1016655, 2643303, 4405505, 13216515]

約数ペア:

[(1, 13216515), (3, 4405505), (5, 2643303), (13, 1016655), (15, 881101), (39, 338885), (65, 203331), (195, 67777)]