13216728

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{151}}^1\times {\mathrm{521}}^1$

素因数の和:688

約数の個数: 64

約数和(自身を含む): 38085120

約数和(自身を除く): 24868392

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 151, 168, 302, 453, 521, 604, 906, 1042, 1057, 1208, 1563, 1812, 2084, 2114, 3126, 3171, 3624, 3647, 4168, 4228, 6252, 6342, 7294, 8456, 10941, 12504, 12684, 14588, 21882, 25368, 29176, 43764, 78671, 87528, 157342, 236013, 314684, 472026, 550697, 629368, 944052, 1101394, 1652091, 1888104, 2202788, 3304182, 4405576, 6608364, 13216728]

約数ペア:

[(1, 13216728), (2, 6608364), (3, 4405576), (4, 3304182), (6, 2202788), (7, 1888104), (8, 1652091), (12, 1101394), (14, 944052), (21, 629368), (24, 550697), (28, 472026), (42, 314684), (56, 236013), (84, 157342), (151, 87528), (168, 78671), (302, 43764), (453, 29176), (521, 25368), (604, 21882), (906, 14588), (1042, 12684), (1057, 12504), (1208, 10941), (1563, 8456), (1812, 7294), (2084, 6342), (2114, 6252), (3126, 4228), (3171, 4168), (3624, 3647)]