661044069

素因数分解:

$3^2\times 7^1\times {\mathrm{2909}}^1\times {\mathrm{3607}}^1$

素因数の和:6529

約数の個数: 24

約数和(自身を含む): 1091925120

約数和(自身を除く): 430881051

約数列:

[1, 3, 7, 9, 21, 63, 2909, 3607, 8727, 10821, 20363, 25249, 26181, 32463, 61089, 75747, 183267, 227241, 10492763, 31478289, 73449341, 94434867, 220348023, 661044069]

約数ペア:

[(1, 661044069), (3, 220348023), (7, 94434867), (9, 73449341), (21, 31478289), (63, 10492763), (2909, 227241), (3607, 183267), (8727, 75747), (10821, 61089), (20363, 32463), (25249, 26181)]