55757745

素因数分解:

$3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{643}}^1$

素因数の和:742

約数の個数: 48

約数和(自身を含む): 101267712

約数和(自身を除く): 45509967

約数列:

[1, 3, 5, 9, 15, 41, 45, 47, 123, 141, 205, 235, 369, 423, 615, 643, 705, 1845, 1927, 1929, 2115, 3215, 5781, 5787, 9635, 9645, 17343, 26363, 28905, 28935, 30221, 79089, 86715, 90663, 131815, 151105, 237267, 271989, 395445, 453315, 1186335, 1239061, 1359945, 3717183, 6195305, 11151549, 18585915, 55757745]

約数ペア:

[(1, 55757745), (3, 18585915), (5, 11151549), (9, 6195305), (15, 3717183), (41, 1359945), (45, 1239061), (47, 1186335), (123, 453315), (141, 395445), (205, 271989), (235, 237267), (369, 151105), (423, 131815), (615, 90663), (643, 86715), (705, 79089), (1845, 30221), (1927, 28935), (1929, 28905), (2115, 26363), (3215, 17343), (5781, 9645), (5787, 9635)]