1321731159

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{2030309}}^1$

素因数の和:2030350

約数の個数: 16

約数和(自身を含む): 2079037440

約数和(自身を除く): 757306281

約数列:

[1, 3, 7, 21, 31, 93, 217, 651, 2030309, 6090927, 14212163, 42636489, 62939579, 188818737, 440577053, 1321731159]

約数ペア:

[(1, 1321731159), (3, 440577053), (7, 188818737), (21, 62939579), (31, 42636489), (93, 14212163), (217, 6090927), (651, 2030309)]