81071478

素因数分解:

$2^1\times 3^2\times {\mathrm{191}}^1\times {\mathrm{23581}}^1$

素因数の和:23780

約数の個数: 24

約数和(自身を含む): 176582016

約数和(自身を除く): 95510538

約数列:

[1, 2, 3, 6, 9, 18, 191, 382, 573, 1146, 1719, 3438, 23581, 47162, 70743, 141486, 212229, 424458, 4503971, 9007942, 13511913, 27023826, 40535739, 81071478]

約数ペア:

[(1, 81071478), (2, 40535739), (3, 27023826), (6, 13511913), (9, 9007942), (18, 4503971), (191, 424458), (382, 212229), (573, 141486), (1146, 70743), (1719, 47162), (3438, 23581)]