31218774

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{5261}}^1$

素因数の和:5332

約数の個数: 32

約数和(自身を含む): 66680064

約数和(自身を除く): 35461290

約数列:

[1, 2, 3, 6, 23, 43, 46, 69, 86, 129, 138, 258, 989, 1978, 2967, 5261, 5934, 10522, 15783, 31566, 121003, 226223, 242006, 363009, 452446, 678669, 726018, 1357338, 5203129, 10406258, 15609387, 31218774]

約数ペア:

[(1, 31218774), (2, 15609387), (3, 10406258), (6, 5203129), (23, 1357338), (43, 726018), (46, 678669), (69, 452446), (86, 363009), (129, 242006), (138, 226223), (258, 121003), (989, 31566), (1978, 15783), (2967, 10522), (5261, 5934)]