197888289

素因数分解:

$3^1\times {\mathrm{71}}^1\times {\mathrm{229}}^1\times {\mathrm{4057}}^1$

素因数の和:4360

約数の個数: 16

約数和(自身を含む): 268801920

約数和(自身を除く): 70913631

約数列:

[1, 3, 71, 213, 229, 687, 4057, 12171, 16259, 48777, 288047, 864141, 929053, 2787159, 65962763, 197888289]

約数ペア:

[(1, 197888289), (3, 65962763), (71, 2787159), (213, 929053), (229, 864141), (687, 288047), (4057, 48777), (12171, 16259)]