28965508

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{641}}^1$

素因数の和:748

約数の個数: 48

約数和(自身を含む): 60399360

約数和(自身を除く): 31433852

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 79, 143, 158, 286, 316, 572, 641, 869, 1027, 1282, 1738, 2054, 2564, 3476, 4108, 7051, 8333, 11297, 14102, 16666, 22594, 28204, 33332, 45188, 50639, 91663, 101278, 183326, 202556, 366652, 557029, 658307, 1114058, 1316614, 2228116, 2633228, 7241377, 14482754, 28965508]

約数ペア:

[(1, 28965508), (2, 14482754), (4, 7241377), (11, 2633228), (13, 2228116), (22, 1316614), (26, 1114058), (44, 658307), (52, 557029), (79, 366652), (143, 202556), (158, 183326), (286, 101278), (316, 91663), (572, 50639), (641, 45188), (869, 33332), (1027, 28204), (1282, 22594), (1738, 16666), (2054, 14102), (2564, 11297), (3476, 8333), (4108, 7051)]