4004415

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1$

素因数の和:160

約数の個数: 48

約数和(自身を含む): 7480512

約数和(自身を除く): 3476097

約数列:

[1, 3, 5, 9, 15, 23, 45, 53, 69, 73, 115, 159, 207, 219, 265, 345, 365, 477, 657, 795, 1035, 1095, 1219, 1679, 2385, 3285, 3657, 3869, 5037, 6095, 8395, 10971, 11607, 15111, 18285, 19345, 25185, 34821, 54855, 58035, 75555, 88987, 174105, 266961, 444935, 800883, 1334805, 4004415]

約数ペア:

[(1, 4004415), (3, 1334805), (5, 800883), (9, 444935), (15, 266961), (23, 174105), (45, 88987), (53, 75555), (69, 58035), (73, 54855), (115, 34821), (159, 25185), (207, 19345), (219, 18285), (265, 15111), (345, 11607), (365, 10971), (477, 8395), (657, 6095), (795, 5037), (1035, 3869), (1095, 3657), (1219, 3285), (1679, 2385)]