1331355

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{227}}^1$

素因数の和:275

約数の個数: 32

約数和(自身を含む): 2363904

約数和(自身を除く): 1032549

約数列:

[1, 3, 5, 15, 17, 23, 51, 69, 85, 115, 227, 255, 345, 391, 681, 1135, 1173, 1955, 3405, 3859, 5221, 5865, 11577, 15663, 19295, 26105, 57885, 78315, 88757, 266271, 443785, 1331355]

約数ペア:

[(1, 1331355), (3, 443785), (5, 266271), (15, 88757), (17, 78315), (23, 57885), (51, 26105), (69, 19295), (85, 15663), (115, 11577), (227, 5865), (255, 5221), (345, 3859), (391, 3405), (681, 1955), (1135, 1173)]