289057919

素因数分解:

${\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{79}}^1\times {\mathrm{131}}^1$

素因数の和:311

約数の個数: 32

約数和(自身を含む): 328458240

約数和(自身を除く): 39400321

約数列:

[1, 17, 31, 53, 79, 131, 527, 901, 1343, 1643, 2227, 2449, 4061, 4187, 6943, 10349, 27931, 41633, 69037, 71179, 118031, 129797, 175933, 215233, 320819, 548497, 2206549, 3658961, 5453923, 9324449, 17003407, 289057919]

約数ペア:

[(1, 289057919), (17, 17003407), (31, 9324449), (53, 5453923), (79, 3658961), (131, 2206549), (527, 548497), (901, 320819), (1343, 215233), (1643, 175933), (2227, 129797), (2449, 118031), (4061, 71179), (4187, 69037), (6943, 41633), (10349, 27931)]