28989128

素因数分解:

$2^3\times 7^1\times {\mathrm{617}}^1\times {\mathrm{839}}^1$

素因数の和:1469

約数の個数: 32

約数和(自身を含む): 62294400

約数和(自身を除く): 33305272

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 617, 839, 1234, 1678, 2468, 3356, 4319, 4936, 5873, 6712, 8638, 11746, 17276, 23492, 34552, 46984, 517663, 1035326, 2070652, 3623641, 4141304, 7247282, 14494564, 28989128]

約数ペア:

[(1, 28989128), (2, 14494564), (4, 7247282), (7, 4141304), (8, 3623641), (14, 2070652), (28, 1035326), (56, 517663), (617, 46984), (839, 34552), (1234, 23492), (1678, 17276), (2468, 11746), (3356, 8638), (4319, 6712), (4936, 5873)]