256906965

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{233}}^1\times {\mathrm{10501}}^1$

素因数の和:10749

約数の個数: 32

約数和(自身を含む): 471833856

約数和(自身を除く): 214926891

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 233, 699, 1165, 1631, 3495, 4893, 8155, 10501, 24465, 31503, 52505, 73507, 157515, 220521, 367535, 1102605, 2446733, 7340199, 12233665, 17127131, 36700995, 51381393, 85635655, 256906965]

約数ペア:

[(1, 256906965), (3, 85635655), (5, 51381393), (7, 36700995), (15, 17127131), (21, 12233665), (35, 7340199), (105, 2446733), (233, 1102605), (699, 367535), (1165, 220521), (1631, 157515), (3495, 73507), (4893, 52505), (8155, 31503), (10501, 24465)]