215513284

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{452759}}^1$

素因数の和:452787

約数の個数: 24

約数和(自身を含む): 456382080

約数和(自身を除く): 240868796

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 119, 238, 476, 452759, 905518, 1811036, 3169313, 6338626, 7696903, 12677252, 15393806, 30787612, 53878321, 107756642, 215513284]

約数ペア:

[(1, 215513284), (2, 107756642), (4, 53878321), (7, 30787612), (14, 15393806), (17, 12677252), (28, 7696903), (34, 6338626), (68, 3169313), (119, 1811036), (238, 905518), (476, 452759)]