81208204

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{13877}}^1$

素因数の和:13918

約数の個数: 48

約数和(自身を含む): 186520320

約数和(自身を除く): 105312116

約数列:

[1, 2, 4, 7, 11, 14, 19, 22, 28, 38, 44, 76, 77, 133, 154, 209, 266, 308, 418, 532, 836, 1463, 2926, 5852, 13877, 27754, 55508, 97139, 152647, 194278, 263663, 305294, 388556, 527326, 610588, 1054652, 1068529, 1845641, 2137058, 2900293, 3691282, 4274116, 5800586, 7382564, 11601172, 20302051, 40604102, 81208204]

約数ペア:

[(1, 81208204), (2, 40604102), (4, 20302051), (7, 11601172), (11, 7382564), (14, 5800586), (19, 4274116), (22, 3691282), (28, 2900293), (38, 2137058), (44, 1845641), (76, 1068529), (77, 1054652), (133, 610588), (154, 527326), (209, 388556), (266, 305294), (308, 263663), (418, 194278), (532, 152647), (836, 97139), (1463, 55508), (2926, 27754), (5852, 13877)]