971990

素因数分解:

$2^1\times 5^1\times {\mathrm{37}}^2\times {\mathrm{71}}^1$

素因数の和:152

約数の個数: 24

約数和(自身を含む): 1823472

約数和(自身を除く): 851482

約数列:

[1, 2, 5, 10, 37, 71, 74, 142, 185, 355, 370, 710, 1369, 2627, 2738, 5254, 6845, 13135, 13690, 26270, 97199, 194398, 485995, 971990]

約数ペア:

[(1, 971990), (2, 485995), (5, 194398), (10, 97199), (37, 26270), (71, 13690), (74, 13135), (142, 6845), (185, 5254), (355, 2738), (370, 2627), (710, 1369)]