28370811

素因数分解:

$3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{83}}^1\times {\mathrm{397}}^1$

素因数の和:531

約数の個数: 32

約数和(自身を含む): 44932608

約数和(自身を除く): 16561797

約数列:

[1, 3, 7, 21, 41, 83, 123, 249, 287, 397, 581, 861, 1191, 1743, 2779, 3403, 8337, 10209, 16277, 23821, 32951, 48831, 71463, 98853, 113939, 230657, 341817, 691971, 1350991, 4052973, 9456937, 28370811]

約数ペア:

[(1, 28370811), (3, 9456937), (7, 4052973), (21, 1350991), (41, 691971), (83, 341817), (123, 230657), (249, 113939), (287, 98853), (397, 71463), (581, 48831), (861, 32951), (1191, 23821), (1743, 16277), (2779, 10209), (3403, 8337)]