2791815

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{139}}^1$

素因数の和:263

約数の個数: 32

約数和(自身を含む): 4892160

約数和(自身を除く): 2100345

約数列:

[1, 3, 5, 13, 15, 39, 65, 103, 139, 195, 309, 417, 515, 695, 1339, 1545, 1807, 2085, 4017, 5421, 6695, 9035, 14317, 20085, 27105, 42951, 71585, 186121, 214755, 558363, 930605, 2791815]

約数ペア:

[(1, 2791815), (3, 930605), (5, 558363), (13, 214755), (15, 186121), (39, 71585), (65, 42951), (103, 27105), (139, 20085), (195, 14317), (309, 9035), (417, 6695), (515, 5421), (695, 4017), (1339, 2085), (1545, 1807)]