3996974

素因数分解:

$2^1\times {\mathrm{47}}^1\times {\mathrm{101}}^1\times {\mathrm{421}}^1$

素因数の和:571

約数の個数: 16

約数和(自身を含む): 6198336

約数和(自身を除く): 2201362

約数列:

[1, 2, 47, 94, 101, 202, 421, 842, 4747, 9494, 19787, 39574, 42521, 85042, 1998487, 3996974]

約数ペア:

[(1, 3996974), (2, 1998487), (47, 85042), (94, 42521), (101, 39574), (202, 19787), (421, 9494), (842, 4747)]