28711276265

素因数分解:

$5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{569}}^1\times {\mathrm{13997}}^1$

素因数の和:14681

約数の個数: 32

約数和(自身を含む): 39830469120

約数和(自身を除く): 11119192855

約数列:

[1, 5, 7, 35, 103, 515, 569, 721, 2845, 3605, 3983, 13997, 19915, 58607, 69985, 97979, 293035, 410249, 489895, 1441691, 2051245, 7208455, 7964293, 10091837, 39821465, 50459185, 55750051, 278750255, 820322179, 4101610895, 5742255253, 28711276265]

約数ペア:

[(1, 28711276265), (5, 5742255253), (7, 4101610895), (35, 820322179), (103, 278750255), (515, 55750051), (569, 50459185), (721, 39821465), (2845, 10091837), (3605, 7964293), (3983, 7208455), (13997, 2051245), (19915, 1441691), (58607, 489895), (69985, 410249), (97979, 293035)]