1639341

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{571}}^1$

素因数の和:617

約数の個数: 24

約数和(自身を含む): 2676960

約数和(自身を除く): 1037619

約数列:

[1, 3, 9, 11, 29, 33, 87, 99, 261, 319, 571, 957, 1713, 2871, 5139, 6281, 16559, 18843, 49677, 56529, 149031, 182149, 546447, 1639341]

約数ペア:

[(1, 1639341), (3, 546447), (9, 182149), (11, 149031), (29, 56529), (33, 49677), (87, 18843), (99, 16559), (261, 6281), (319, 5139), (571, 2871), (957, 1713)]