397993342

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{2027}}^1\times {\mathrm{5167}}^1$

素因数の和:7215

約数の個数: 16

約数和(自身を含む): 628842240

約数和(自身を除く): 230848898

約数列:

[1, 2, 19, 38, 2027, 4054, 5167, 10334, 38513, 77026, 98173, 196346, 10473509, 20947018, 198996671, 397993342]

約数ペア:

[(1, 397993342), (2, 198996671), (19, 20947018), (38, 10473509), (2027, 196346), (4054, 98173), (5167, 77026), (10334, 38513)]