207637479

素因数分解:

$3^3\times 7^1\times {\mathrm{109}}^1\times {\mathrm{10079}}^1$

素因数の和:10204

約数の個数: 32

約数和(自身を含む): 354816000

約数和(自身を除く): 147178521

約数列:

[1, 3, 7, 9, 21, 27, 63, 109, 189, 327, 763, 981, 2289, 2943, 6867, 10079, 20601, 30237, 70553, 90711, 211659, 272133, 634977, 1098611, 1904931, 3295833, 7690277, 9887499, 23070831, 29662497, 69212493, 207637479]

約数ペア:

[(1, 207637479), (3, 69212493), (7, 29662497), (9, 23070831), (21, 9887499), (27, 7690277), (63, 3295833), (109, 1904931), (189, 1098611), (327, 634977), (763, 272133), (981, 211659), (2289, 90711), (2943, 70553), (6867, 30237), (10079, 20601)]