128514813

素因数分解:

$3^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{44027}}^1$

素因数の和:44176

約数の個数: 16

約数和(自身を含む): 197245440

約数和(自身を除く): 68730627

約数列:

[1, 3, 7, 21, 139, 417, 973, 2919, 44027, 132081, 308189, 924567, 6119753, 18359259, 42838271, 128514813]

約数ペア:

[(1, 128514813), (3, 42838271), (7, 18359259), (21, 6119753), (139, 924567), (417, 308189), (973, 132081), (2919, 44027)]