72697815

素因数分解:

$3^2\times 5^1\times {\mathrm{1187}}^1\times {\mathrm{1361}}^1$

素因数の和:2559

約数の個数: 24

約数和(自身を含む): 126208368

約数和(自身を除く): 53510553

約数列:

[1, 3, 5, 9, 15, 45, 1187, 1361, 3561, 4083, 5935, 6805, 10683, 12249, 17805, 20415, 53415, 61245, 1615507, 4846521, 8077535, 14539563, 24232605, 72697815]

約数ペア:

[(1, 72697815), (3, 24232605), (5, 14539563), (9, 8077535), (15, 4846521), (45, 1615507), (1187, 61245), (1361, 53415), (3561, 20415), (4083, 17805), (5935, 12249), (6805, 10683)]