13918775

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{379}}^1$

素因数の和:515

約数の個数: 24

約数和(自身を含む): 18800880

約数和(自身を除く): 4882105

約数列:

[1, 5, 13, 25, 65, 113, 325, 379, 565, 1469, 1895, 2825, 4927, 7345, 9475, 24635, 36725, 42827, 123175, 214135, 556751, 1070675, 2783755, 13918775]

約数ペア:

[(1, 13918775), (5, 2783755), (13, 1070675), (25, 556751), (65, 214135), (113, 123175), (325, 42827), (379, 36725), (565, 24635), (1469, 9475), (1895, 7345), (2825, 4927)]