28900564

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{911}}^1$

素因数の和:1036

約数の個数: 48

約数和(自身を含む): 63737856

約数和(自身を除く): 34837292

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 103, 154, 206, 308, 412, 721, 911, 1133, 1442, 1822, 2266, 2884, 3644, 4532, 6377, 7931, 10021, 12754, 15862, 20042, 25508, 31724, 40084, 70147, 93833, 140294, 187666, 280588, 375332, 656831, 1032163, 1313662, 2064326, 2627324, 4128652, 7225141, 14450282, 28900564]

約数ペア:

[(1, 28900564), (2, 14450282), (4, 7225141), (7, 4128652), (11, 2627324), (14, 2064326), (22, 1313662), (28, 1032163), (44, 656831), (77, 375332), (103, 280588), (154, 187666), (206, 140294), (308, 93833), (412, 70147), (721, 40084), (911, 31724), (1133, 25508), (1442, 20042), (1822, 15862), (2266, 12754), (2884, 10021), (3644, 7931), (4532, 6377)]