16808565

素因数分解:

$3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{151}}^1\times {\mathrm{181}}^1$

素因数の和:381

約数の個数: 32

約数和(自身を含む): 27885312

約数和(自身を除く): 11076747

約数列:

[1, 3, 5, 15, 41, 123, 151, 181, 205, 453, 543, 615, 755, 905, 2265, 2715, 6191, 7421, 18573, 22263, 27331, 30955, 37105, 81993, 92865, 111315, 136655, 409965, 1120571, 3361713, 5602855, 16808565]

約数ペア:

[(1, 16808565), (3, 5602855), (5, 3361713), (15, 1120571), (41, 409965), (123, 136655), (151, 111315), (181, 92865), (205, 81993), (453, 37105), (543, 30955), (615, 27331), (755, 22263), (905, 18573), (2265, 7421), (2715, 6191)]