289969576

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{223}}^1\times {\mathrm{12503}}^1$

素因数の和:12745

約数の個数: 32

約数和(自身を含む): 588188160

約数和(自身を除く): 298218584

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 223, 446, 892, 1784, 2899, 5798, 11596, 12503, 23192, 25006, 50012, 100024, 162539, 325078, 650156, 1300312, 2788169, 5576338, 11152676, 22305352, 36246197, 72492394, 144984788, 289969576]

約数ペア:

[(1, 289969576), (2, 144984788), (4, 72492394), (8, 36246197), (13, 22305352), (26, 11152676), (52, 5576338), (104, 2788169), (223, 1300312), (446, 650156), (892, 325078), (1784, 162539), (2899, 100024), (5798, 50012), (11596, 25006), (12503, 23192)]