16873563

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{103}}^1\times {\mathrm{269}}^1$

素因数の和:411

約数の個数: 32

約数和(自身を含む): 26956800

約数和(自身を除く): 10083237

約数列:

[1, 3, 7, 21, 29, 87, 103, 203, 269, 309, 609, 721, 807, 1883, 2163, 2987, 5649, 7801, 8961, 20909, 23403, 27707, 54607, 62727, 83121, 163821, 193949, 581847, 803503, 2410509, 5624521, 16873563]

約数ペア:

[(1, 16873563), (3, 5624521), (7, 2410509), (21, 803503), (29, 581847), (87, 193949), (103, 163821), (203, 83121), (269, 62727), (309, 54607), (609, 27707), (721, 23403), (807, 20909), (1883, 8961), (2163, 7801), (2987, 5649)]