71649981

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{7039}}^1$

素因数の和:7090

約数の個数: 32

約数和(自身を含む): 118272000

約数和(自身を除く): 46622019

約数列:

[1, 3, 9, 13, 27, 29, 39, 87, 117, 261, 351, 377, 783, 1131, 3393, 7039, 10179, 21117, 63351, 91507, 190053, 204131, 274521, 612393, 823563, 1837179, 2470689, 2653703, 5511537, 7961109, 23883327, 71649981]

約数ペア:

[(1, 71649981), (3, 23883327), (9, 7961109), (13, 5511537), (27, 2653703), (29, 2470689), (39, 1837179), (87, 823563), (117, 612393), (261, 274521), (351, 204131), (377, 190053), (783, 91507), (1131, 63351), (3393, 21117), (7039, 10179)]