128840628

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{1533817}}^1$

素因数の和:1533831

約数の個数: 24

約数和(自身を含む): 343575232

約数和(自身を除く): 214734604

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 1533817, 3067634, 4601451, 6135268, 9202902, 10736719, 18405804, 21473438, 32210157, 42946876, 64420314, 128840628]

約数ペア:

[(1, 128840628), (2, 64420314), (3, 42946876), (4, 32210157), (6, 21473438), (7, 18405804), (12, 10736719), (14, 9202902), (21, 6135268), (28, 4601451), (42, 3067634), (84, 1533817)]