2519655

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{241}}^1$

素因数の和:307

約数の個数: 32

約数和(自身を含む): 4390848

約数和(自身を除く): 1871193

約数列:

[1, 3, 5, 15, 17, 41, 51, 85, 123, 205, 241, 255, 615, 697, 723, 1205, 2091, 3485, 3615, 4097, 9881, 10455, 12291, 20485, 29643, 49405, 61455, 148215, 167977, 503931, 839885, 2519655]

約数ペア:

[(1, 2519655), (3, 839885), (5, 503931), (15, 167977), (17, 148215), (41, 61455), (51, 49405), (85, 29643), (123, 20485), (205, 12291), (241, 10455), (255, 9881), (615, 4097), (697, 3615), (723, 3485), (1205, 2091)]