15680079

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{1307}}^1$

素因数の和:1387

約数の個数: 24

約数和(自身を含む): 23941632

約数和(自身を除く): 8261553

約数列:

[1, 3, 9, 31, 43, 93, 129, 279, 387, 1307, 1333, 3921, 3999, 11763, 11997, 40517, 56201, 121551, 168603, 364653, 505809, 1742231, 5226693, 15680079]

約数ペア:

[(1, 15680079), (3, 5226693), (9, 1742231), (31, 505809), (43, 364653), (93, 168603), (129, 121551), (279, 56201), (387, 40517), (1307, 11997), (1333, 11763), (3921, 3999)]