398289464

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{28433}}^1$

素因数の和:28559

約数の個数: 32

約数和(自身を含む): 798426720

約数和(自身を除く): 400137256

約数列:

[1, 2, 4, 8, 17, 34, 68, 103, 136, 206, 412, 824, 1751, 3502, 7004, 14008, 28433, 56866, 113732, 227464, 483361, 966722, 1933444, 2928599, 3866888, 5857198, 11714396, 23428792, 49786183, 99572366, 199144732, 398289464]

約数ペア:

[(1, 398289464), (2, 199144732), (4, 99572366), (8, 49786183), (17, 23428792), (34, 11714396), (68, 5857198), (103, 3866888), (136, 2928599), (206, 1933444), (412, 966722), (824, 483361), (1751, 227464), (3502, 113732), (7004, 56866), (14008, 28433)]