28405782

素因数分解:

$2^1\times 3^3\times {\mathrm{23}}^1\times {\mathrm{22871}}^1$

素因数の和:22905

約数の個数: 32

約数和(自身を含む): 65871360

約数和(自身を除く): 37465578

約数列:

[1, 2, 3, 6, 9, 18, 23, 27, 46, 54, 69, 138, 207, 414, 621, 1242, 22871, 45742, 68613, 137226, 205839, 411678, 526033, 617517, 1052066, 1235034, 1578099, 3156198, 4734297, 9468594, 14202891, 28405782]

約数ペア:

[(1, 28405782), (2, 14202891), (3, 9468594), (6, 4734297), (9, 3156198), (18, 1578099), (23, 1235034), (27, 1052066), (46, 617517), (54, 526033), (69, 411678), (138, 205839), (207, 137226), (414, 68613), (621, 45742), (1242, 22871)]