55251615

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{389}}^1\times {\mathrm{557}}^1$

素因数の和:971

約数の個数: 32

約数和(自身を含む): 94011840

約数和(自身を除く): 38760225

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 389, 557, 1167, 1671, 1945, 2785, 5835, 6613, 8355, 9469, 19839, 28407, 33065, 47345, 99195, 142035, 216673, 650019, 1083365, 3250095, 3683441, 11050323, 18417205, 55251615]

約数ペア:

[(1, 55251615), (3, 18417205), (5, 11050323), (15, 3683441), (17, 3250095), (51, 1083365), (85, 650019), (255, 216673), (389, 142035), (557, 99195), (1167, 47345), (1671, 33065), (1945, 28407), (2785, 19839), (5835, 9469), (6613, 8355)]