31819914

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{43}}^1\times {\mathrm{839}}^1$

素因数の和:904

約数の個数: 72

約数和(自身を含む): 82162080

約数和(自身を除く): 50342166

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 43, 49, 63, 86, 98, 126, 129, 147, 258, 294, 301, 387, 441, 602, 774, 839, 882, 903, 1678, 1806, 2107, 2517, 2709, 4214, 5034, 5418, 5873, 6321, 7551, 11746, 12642, 15102, 17619, 18963, 35238, 36077, 37926, 41111, 52857, 72154, 82222, 105714, 108231, 123333, 216462, 246666, 252539, 324693, 369999, 505078, 649386, 739998, 757617, 1515234, 1767773, 2272851, 3535546, 4545702, 5303319, 10606638, 15909957, 31819914]

約数ペア:

[(1, 31819914), (2, 15909957), (3, 10606638), (6, 5303319), (7, 4545702), (9, 3535546), (14, 2272851), (18, 1767773), (21, 1515234), (42, 757617), (43, 739998), (49, 649386), (63, 505078), (86, 369999), (98, 324693), (126, 252539), (129, 246666), (147, 216462), (258, 123333), (294, 108231), (301, 105714), (387, 82222), (441, 72154), (602, 52857), (774, 41111), (839, 37926), (882, 36077), (903, 35238), (1678, 18963), (1806, 17619), (2107, 15102), (2517, 12642), (2709, 11746), (4214, 7551), (5034, 6321), (5418, 5873)]