31304326

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1\times {\mathrm{2477}}^1$

素因数の和:2639

約数の個数: 16

約数和(自身を含む): 48172320

約数和(自身を除く): 16867994

約数列:

[1, 2, 71, 89, 142, 178, 2477, 4954, 6319, 12638, 175867, 220453, 351734, 440906, 15652163, 31304326]

約数ペア:

[(1, 31304326), (2, 15652163), (71, 440906), (89, 351734), (142, 220453), (178, 175867), (2477, 12638), (4954, 6319)]