31344957

素因数分解:

$3^2\times 7^2\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{113}}^1$

素因数の和:187

約数の個数: 72

約数和(自身を含む): 57780216

約数和(自身を除く): 26435259

約数列:

[1, 3, 7, 9, 17, 21, 37, 49, 51, 63, 111, 113, 119, 147, 153, 259, 333, 339, 357, 441, 629, 777, 791, 833, 1017, 1071, 1813, 1887, 1921, 2331, 2373, 2499, 4181, 4403, 5439, 5537, 5661, 5763, 7119, 7497, 12543, 13209, 13447, 16317, 16611, 17289, 29267, 30821, 37629, 39627, 40341, 49833, 71077, 87801, 92463, 94129, 121023, 204869, 213231, 263403, 277389, 282387, 497539, 614607, 639693, 847161, 1492617, 1843821, 3482773, 4477851, 10448319, 31344957]

約数ペア:

[(1, 31344957), (3, 10448319), (7, 4477851), (9, 3482773), (17, 1843821), (21, 1492617), (37, 847161), (49, 639693), (51, 614607), (63, 497539), (111, 282387), (113, 277389), (119, 263403), (147, 213231), (153, 204869), (259, 121023), (333, 94129), (339, 92463), (357, 87801), (441, 71077), (629, 49833), (777, 40341), (791, 39627), (833, 37629), (1017, 30821), (1071, 29267), (1813, 17289), (1887, 16611), (1921, 16317), (2331, 13447), (2373, 13209), (2499, 12543), (4181, 7497), (4403, 7119), (5439, 5763), (5537, 5661)]