917078781

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{317}}^1\times {\mathrm{389}}^1$

素因数の和:813

約数の個数: 32

約数和(自身を含む): 1281870720

約数和(自身を除く): 364791939

約数列:

[1, 3, 37, 67, 111, 201, 317, 389, 951, 1167, 2479, 7437, 11729, 14393, 21239, 26063, 35187, 43179, 63717, 78189, 123313, 369939, 785843, 964331, 2357529, 2892993, 4562581, 8261971, 13687743, 24785913, 305692927, 917078781]

約数ペア:

[(1, 917078781), (3, 305692927), (37, 24785913), (67, 13687743), (111, 8261971), (201, 4562581), (317, 2892993), (389, 2357529), (951, 964331), (1167, 785843), (2479, 369939), (7437, 123313), (11729, 78189), (14393, 63717), (21239, 43179), (26063, 35187)]