5209665

素因数分解:

$3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{197}}^1$

素因数の和:289

約数の個数: 32

約数和(自身を含む): 8781696

約数和(自身を除く): 3572031

約数列:

[1, 3, 5, 15, 41, 43, 123, 129, 197, 205, 215, 591, 615, 645, 985, 1763, 2955, 5289, 8077, 8471, 8815, 24231, 25413, 26445, 40385, 42355, 121155, 127065, 347311, 1041933, 1736555, 5209665]

約数ペア:

[(1, 5209665), (3, 1736555), (5, 1041933), (15, 347311), (41, 127065), (43, 121155), (123, 42355), (129, 40385), (197, 26445), (205, 25413), (215, 24231), (591, 8815), (615, 8471), (645, 8077), (985, 5289), (1763, 2955)]