66501884

素因数分解:

$2^2\times {\mathrm{79}}^1\times {\mathrm{389}}^1\times {\mathrm{541}}^1$

素因数の和:1013

約数の個数: 24

約数和(自身を含む): 118372800

約数和(自身を除く): 51870916

約数列:

[1, 2, 4, 79, 158, 316, 389, 541, 778, 1082, 1556, 2164, 30731, 42739, 61462, 85478, 122924, 170956, 210449, 420898, 841796, 16625471, 33250942, 66501884]

約数ペア:

[(1, 66501884), (2, 33250942), (4, 16625471), (79, 841796), (158, 420898), (316, 210449), (389, 170956), (541, 122924), (778, 85478), (1082, 61462), (1556, 42739), (2164, 30731)]