71988666

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{521657}}^1$

素因数の和:521685

約数の個数: 16

約数和(自身を含む): 150237504

約数和(自身を除く): 78248838

約数列:

[1, 2, 3, 6, 23, 46, 69, 138, 521657, 1043314, 1564971, 3129942, 11998111, 23996222, 35994333, 71988666]

約数ペア:

[(1, 71988666), (2, 35994333), (3, 23996222), (6, 11998111), (23, 3129942), (46, 1564971), (69, 1043314), (138, 521657)]