79988517

素因数分解:

$3^2\times 7^1\times {\mathrm{157}}^1\times {\mathrm{8087}}^1$

素因数の和:8257

約数の個数: 24

約数和(自身を含む): 132902016

約数和(自身を除く): 52913499

約数列:

[1, 3, 7, 9, 21, 63, 157, 471, 1099, 1413, 3297, 8087, 9891, 24261, 56609, 72783, 169827, 509481, 1269659, 3808977, 8887613, 11426931, 26662839, 79988517]

約数ペア:

[(1, 79988517), (3, 26662839), (7, 11426931), (9, 8887613), (21, 3808977), (63, 1269659), (157, 509481), (471, 169827), (1099, 72783), (1413, 56609), (3297, 24261), (8087, 9891)]