825945

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1$

素因数の和:145

約数の個数: 32

約数和(自身を含む): 1451520

約数和(自身を除く): 625575

約数列:

[1, 3, 5, 15, 17, 41, 51, 79, 85, 123, 205, 237, 255, 395, 615, 697, 1185, 1343, 2091, 3239, 3485, 4029, 6715, 9717, 10455, 16195, 20145, 48585, 55063, 165189, 275315, 825945]

約数ペア:

[(1, 825945), (3, 275315), (5, 165189), (15, 55063), (17, 48585), (41, 20145), (51, 16195), (79, 10455), (85, 9717), (123, 6715), (205, 4029), (237, 3485), (255, 3239), (395, 2091), (615, 1343), (697, 1185)]