211667048

素因数分解:

$2^3\times {\mathrm{401}}^1\times {\mathrm{65981}}^1$

素因数の和:66388

約数の個数: 16

約数和(自身を含む): 397871460

約数和(自身を除く): 186204412

約数列:

[1, 2, 4, 8, 401, 802, 1604, 3208, 65981, 131962, 263924, 527848, 26458381, 52916762, 105833524, 211667048]

約数ペア:

[(1, 211667048), (2, 105833524), (4, 52916762), (8, 26458381), (401, 527848), (802, 263924), (1604, 131962), (3208, 65981)]