28627575

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{22453}}^1$

素因数の和:22483

約数の個数: 24

約数和(自身を含む): 50117328

約数和(自身を除く): 21489753

約数列:

[1, 3, 5, 15, 17, 25, 51, 75, 85, 255, 425, 1275, 22453, 67359, 112265, 336795, 381701, 561325, 1145103, 1683975, 1908505, 5725515, 9542525, 28627575]

約数ペア:

[(1, 28627575), (3, 9542525), (5, 5725515), (15, 1908505), (17, 1683975), (25, 1145103), (51, 561325), (75, 381701), (85, 336795), (255, 112265), (425, 67359), (1275, 22453)]