398860342

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{397}}^1\times {\mathrm{21841}}^1$

素因数の和:22263

約数の個数: 16

約数和(自身を含む): 625904352

約数和(自身を除く): 227044010

約数列:

[1, 2, 23, 46, 397, 794, 9131, 18262, 21841, 43682, 502343, 1004686, 8670877, 17341754, 199430171, 398860342]

約数ペア:

[(1, 398860342), (2, 199430171), (23, 17341754), (46, 8670877), (397, 1004686), (794, 502343), (9131, 43682), (18262, 21841)]