28209814

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{6791}}^1$

素因数の和:6891

約数の個数: 16

約数和(自身を含む): 44338176

約数和(自身を除く): 16128362

約数列:

[1, 2, 31, 62, 67, 134, 2077, 4154, 6791, 13582, 210521, 421042, 454997, 909994, 14104907, 28209814]

約数ペア:

[(1, 28209814), (2, 14104907), (31, 909994), (62, 454997), (67, 421042), (134, 210521), (2077, 13582), (4154, 6791)]