128515302

素因数分解:

$2^1\times 3^3\times {\mathrm{421}}^1\times {\mathrm{5653}}^1$

素因数の和:6085

約数の個数: 32

約数和(自身を含む): 286318560

約数和(自身を除く): 157803258

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 421, 842, 1263, 2526, 3789, 5653, 7578, 11306, 11367, 16959, 22734, 33918, 50877, 101754, 152631, 305262, 2379913, 4759826, 7139739, 14279478, 21419217, 42838434, 64257651, 128515302]

約数ペア:

[(1, 128515302), (2, 64257651), (3, 42838434), (6, 21419217), (9, 14279478), (18, 7139739), (27, 4759826), (54, 2379913), (421, 305262), (842, 152631), (1263, 101754), (2526, 50877), (3789, 33918), (5653, 22734), (7578, 16959), (11306, 11367)]