9985899

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{311}}^1$

素因数の和:471

約数の個数: 32

約数和(自身を含む): 16773120

約数和(自身を除く): 6787221

約数列:

[1, 3, 7, 11, 21, 33, 77, 139, 231, 311, 417, 933, 973, 1529, 2177, 2919, 3421, 4587, 6531, 10263, 10703, 23947, 32109, 43229, 71841, 129687, 302603, 475519, 907809, 1426557, 3328633, 9985899]

約数ペア:

[(1, 9985899), (3, 3328633), (7, 1426557), (11, 907809), (21, 475519), (33, 302603), (77, 129687), (139, 71841), (231, 43229), (311, 32109), (417, 23947), (933, 10703), (973, 10263), (1529, 6531), (2177, 4587), (2919, 3421)]