405399564

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^1\times {\mathrm{489613}}^1$

素因数の和:489646

約数の個数: 36

約数和(自身を含む): 1069316976

約数和(自身を除く): 663917412

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 36, 46, 69, 92, 138, 207, 276, 414, 828, 489613, 979226, 1468839, 1958452, 2937678, 4406517, 5875356, 8813034, 11261099, 17626068, 22522198, 33783297, 45044396, 67566594, 101349891, 135133188, 202699782, 405399564]

約数ペア:

[(1, 405399564), (2, 202699782), (3, 135133188), (4, 101349891), (6, 67566594), (9, 45044396), (12, 33783297), (18, 22522198), (23, 17626068), (36, 11261099), (46, 8813034), (69, 5875356), (92, 4406517), (138, 2937678), (207, 1958452), (276, 1468839), (414, 979226), (828, 489613)]