31397674

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{179}}^1$

素因数の和:283

約数の個数: 64

約数和(自身を含む): 63452160

約数和(自身を除く): 32054486

約数列:

[1, 2, 7, 11, 14, 17, 22, 34, 67, 77, 119, 134, 154, 179, 187, 238, 358, 374, 469, 737, 938, 1139, 1253, 1309, 1474, 1969, 2278, 2506, 2618, 3043, 3938, 5159, 6086, 7973, 10318, 11993, 12529, 13783, 15946, 21301, 23986, 25058, 27566, 33473, 42602, 66946, 83951, 87703, 131923, 167902, 175406, 203881, 234311, 263846, 407762, 468622, 923461, 1427167, 1846922, 2242691, 2854334, 4485382, 15698837, 31397674]

約数ペア:

[(1, 31397674), (2, 15698837), (7, 4485382), (11, 2854334), (14, 2242691), (17, 1846922), (22, 1427167), (34, 923461), (67, 468622), (77, 407762), (119, 263846), (134, 234311), (154, 203881), (179, 175406), (187, 167902), (238, 131923), (358, 87703), (374, 83951), (469, 66946), (737, 42602), (938, 33473), (1139, 27566), (1253, 25058), (1309, 23986), (1474, 21301), (1969, 15946), (2278, 13783), (2506, 12529), (2618, 11993), (3043, 10318), (3938, 7973), (5159, 6086)]