216971505519

素因数分解:

$3^1\times {\mathrm{263}}^1\times {\mathrm{2137}}^1\times {\mathrm{128683}}^1$

素因数の和:131086

約数の個数: 16

約数和(自身を含む): 290533469952

約数和(自身を除く): 73561964433

約数列:

[1, 3, 263, 789, 2137, 6411, 128683, 386049, 562031, 1686093, 33843629, 101530887, 274995571, 824986713, 72323835173, 216971505519]

約数ペア:

[(1, 216971505519), (3, 72323835173), (263, 824986713), (789, 274995571), (2137, 101530887), (6411, 33843629), (128683, 1686093), (386049, 562031)]