42991562

素因数分解:

$2^1\times {\mathrm{109}}^1\times {\mathrm{199}}^1\times {\mathrm{991}}^1$

素因数の和:1301

約数の個数: 16

約数和(自身を含む): 65472000

約数和(自身を除く): 22480438

約数列:

[1, 2, 109, 199, 218, 398, 991, 1982, 21691, 43382, 108019, 197209, 216038, 394418, 21495781, 42991562]

約数ペア:

[(1, 42991562), (2, 21495781), (109, 394418), (199, 216038), (218, 197209), (398, 108019), (991, 43382), (1982, 21691)]