31484556

素因数分解:

$2^2\times 3^2\times {\mathrm{41}}^1\times {\mathrm{83}}^1\times {\mathrm{257}}^1$

素因数の和:391

約数の個数: 72

約数和(自身を含む): 82830384

約数和(自身を除く): 51345828

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 41, 82, 83, 123, 164, 166, 246, 249, 257, 332, 369, 492, 498, 514, 738, 747, 771, 996, 1028, 1476, 1494, 1542, 2313, 2988, 3084, 3403, 4626, 6806, 9252, 10209, 10537, 13612, 20418, 21074, 21331, 30627, 31611, 40836, 42148, 42662, 61254, 63222, 63993, 85324, 94833, 122508, 126444, 127986, 189666, 191979, 255972, 379332, 383958, 767916, 874571, 1749142, 2623713, 3498284, 5247426, 7871139, 10494852, 15742278, 31484556]

約数ペア:

[(1, 31484556), (2, 15742278), (3, 10494852), (4, 7871139), (6, 5247426), (9, 3498284), (12, 2623713), (18, 1749142), (36, 874571), (41, 767916), (82, 383958), (83, 379332), (123, 255972), (164, 191979), (166, 189666), (246, 127986), (249, 126444), (257, 122508), (332, 94833), (369, 85324), (492, 63993), (498, 63222), (514, 61254), (738, 42662), (747, 42148), (771, 40836), (996, 31611), (1028, 30627), (1476, 21331), (1494, 21074), (1542, 20418), (2313, 13612), (2988, 10537), (3084, 10209), (3403, 9252), (4626, 6806)]