128380548

素因数分解:

$2^2\times 3^1\times {\mathrm{31}}^1\times {\mathrm{345109}}^1$

素因数の和:345147

約数の個数: 24

約数和(自身を含む): 309218560

約数和(自身を除く): 180838012

約数列:

[1, 2, 3, 4, 6, 12, 31, 62, 93, 124, 186, 372, 345109, 690218, 1035327, 1380436, 2070654, 4141308, 10698379, 21396758, 32095137, 42793516, 64190274, 128380548]

約数ペア:

[(1, 128380548), (2, 64190274), (3, 42793516), (4, 32095137), (6, 21396758), (12, 10698379), (31, 4141308), (62, 2070654), (93, 1380436), (124, 1035327), (186, 690218), (372, 345109)]