28600719

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{1667}}^1$

素因数の和:1739

約数の個数: 32

約数和(自身を含む): 46970880

約数和(自身を除く): 18370161

約数列:

[1, 3, 7, 19, 21, 43, 57, 129, 133, 301, 399, 817, 903, 1667, 2451, 5001, 5719, 11669, 17157, 31673, 35007, 71681, 95019, 215043, 221711, 501767, 665133, 1361939, 1505301, 4085817, 9533573, 28600719]

約数ペア:

[(1, 28600719), (3, 9533573), (7, 4085817), (19, 1505301), (21, 1361939), (43, 665133), (57, 501767), (129, 221711), (133, 215043), (301, 95019), (399, 71681), (817, 35007), (903, 31673), (1667, 17157), (2451, 11669), (5001, 5719)]