128751896

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{176857}}^1$

素因数の和:176883

約数の個数: 32

約数和(自身を含む): 297121440

約数和(自身を除く): 168369544

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 182, 364, 728, 176857, 353714, 707428, 1237999, 1414856, 2299141, 2475998, 4598282, 4951996, 9196564, 9903992, 16093987, 18393128, 32187974, 64375948, 128751896]

約数ペア:

[(1, 128751896), (2, 64375948), (4, 32187974), (7, 18393128), (8, 16093987), (13, 9903992), (14, 9196564), (26, 4951996), (28, 4598282), (52, 2475998), (56, 2299141), (91, 1414856), (104, 1237999), (182, 707428), (364, 353714), (728, 176857)]