61515293

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{389}}^1$

素因数の和:485

約数の個数: 32

約数和(自身を含む): 78624000

約数和(自身を除く): 17108707

約数列:

[1, 7, 19, 29, 41, 133, 203, 287, 389, 551, 779, 1189, 2723, 3857, 5453, 7391, 8323, 11281, 15949, 22591, 51737, 78967, 111643, 158137, 214339, 303031, 462521, 1500373, 2121217, 3237647, 8787899, 61515293]

約数ペア:

[(1, 61515293), (7, 8787899), (19, 3237647), (29, 2121217), (41, 1500373), (133, 462521), (203, 303031), (287, 214339), (389, 158137), (551, 111643), (779, 78967), (1189, 51737), (2723, 22591), (3857, 15949), (5453, 11281), (7391, 8323)]