31685990

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{9631}}^1$

素因数の和:9692

約数の個数: 32

約数和(自身を含む): 66576384

約数和(自身を除く): 34890394

約数列:

[1, 2, 5, 7, 10, 14, 35, 47, 70, 94, 235, 329, 470, 658, 1645, 3290, 9631, 19262, 48155, 67417, 96310, 134834, 337085, 452657, 674170, 905314, 2263285, 3168599, 4526570, 6337198, 15842995, 31685990]

約数ペア:

[(1, 31685990), (2, 15842995), (5, 6337198), (7, 4526570), (10, 3168599), (14, 2263285), (35, 905314), (47, 674170), (70, 452657), (94, 337085), (235, 134834), (329, 96310), (470, 67417), (658, 48155), (1645, 19262), (3290, 9631)]