17993055

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{1721}}^1$

素因数の和:1787

約数の個数: 32

約数和(自身を含む): 31243968

約数和(自身を除く): 13250913

約数列:

[1, 3, 5, 15, 17, 41, 51, 85, 123, 205, 255, 615, 697, 1721, 2091, 3485, 5163, 8605, 10455, 25815, 29257, 70561, 87771, 146285, 211683, 352805, 438855, 1058415, 1199537, 3598611, 5997685, 17993055]

約数ペア:

[(1, 17993055), (3, 5997685), (5, 3598611), (15, 1199537), (17, 1058415), (41, 438855), (51, 352805), (85, 211683), (123, 146285), (205, 87771), (255, 70561), (615, 29257), (697, 25815), (1721, 10455), (2091, 8605), (3485, 5163)]