218509928

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{300151}}^1$

素因数の和:300177

約数の個数: 32

約数和(自身を含む): 504255360

約数和(自身を除く): 285745432

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 182, 364, 728, 300151, 600302, 1200604, 2101057, 2401208, 3901963, 4202114, 7803926, 8404228, 15607852, 16808456, 27313741, 31215704, 54627482, 109254964, 218509928]

約数ペア:

[(1, 218509928), (2, 109254964), (4, 54627482), (7, 31215704), (8, 27313741), (13, 16808456), (14, 15607852), (26, 8404228), (28, 7803926), (52, 4202114), (56, 3901963), (91, 2401208), (104, 2101057), (182, 1200604), (364, 600302), (728, 300151)]