199963678

素因数分解:

$2^1\times {\mathrm{157}}^1\times {\mathrm{491}}^1\times {\mathrm{1297}}^1$

素因数の和:1947

約数の個数: 16

約数和(自身を含む): 302703984

約数和(自身を除く): 102740306

約数列:

[1, 2, 157, 314, 491, 982, 1297, 2594, 77087, 154174, 203629, 407258, 636827, 1273654, 99981839, 199963678]

約数ペア:

[(1, 199963678), (2, 99981839), (157, 1273654), (314, 636827), (491, 407258), (982, 203629), (1297, 154174), (2594, 77087)]