311474799

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{541}}^1$

素因数の和:688

約数の個数: 48

約数和(自身を含む): 493107264

約数和(自身を除く): 181632465

約数列:

[1, 3, 9, 17, 51, 53, 71, 153, 159, 213, 477, 541, 639, 901, 1207, 1623, 2703, 3621, 3763, 4869, 8109, 9197, 10863, 11289, 27591, 28673, 33867, 38411, 63971, 82773, 86019, 115233, 191913, 258057, 345699, 487441, 575739, 652987, 1462323, 1958961, 2035783, 4386969, 5876883, 6107349, 18322047, 34608311, 103824933, 311474799]

約数ペア:

[(1, 311474799), (3, 103824933), (9, 34608311), (17, 18322047), (51, 6107349), (53, 5876883), (71, 4386969), (153, 2035783), (159, 1958961), (213, 1462323), (477, 652987), (541, 575739), (639, 487441), (901, 345699), (1207, 258057), (1623, 191913), (2703, 115233), (3621, 86019), (3763, 82773), (4869, 63971), (8109, 38411), (9197, 33867), (10863, 28673), (11289, 27591)]