31531188

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{1889}}^1$

素因数の和:2016

約数の個数: 48

約数和(自身を含む): 80015040

約数和(自身を除く): 48483852

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 107, 156, 214, 321, 428, 642, 1284, 1391, 1889, 2782, 3778, 4173, 5564, 5667, 7556, 8346, 11334, 16692, 22668, 24557, 49114, 73671, 98228, 147342, 202123, 294684, 404246, 606369, 808492, 1212738, 2425476, 2627599, 5255198, 7882797, 10510396, 15765594, 31531188]

約数ペア:

[(1, 31531188), (2, 15765594), (3, 10510396), (4, 7882797), (6, 5255198), (12, 2627599), (13, 2425476), (26, 1212738), (39, 808492), (52, 606369), (78, 404246), (107, 294684), (156, 202123), (214, 147342), (321, 98228), (428, 73671), (642, 49114), (1284, 24557), (1391, 22668), (1889, 16692), (2782, 11334), (3778, 8346), (4173, 7556), (5564, 5667)]