409828162

素因数分解:

$2^1\times {\mathrm{197}}^1\times {\mathrm{199}}^1\times {\mathrm{5227}}^1$

素因数の和:5625

約数の個数: 16

約数和(自身を含む): 621086400

約数和(自身を除く): 211258238

約数列:

[1, 2, 197, 199, 394, 398, 5227, 10454, 39203, 78406, 1029719, 1040173, 2059438, 2080346, 204914081, 409828162]

約数ペア:

[(1, 409828162), (2, 204914081), (197, 2080346), (199, 2059438), (394, 1040173), (398, 1029719), (5227, 78406), (10454, 39203)]