28848825

素因数分解:

$3^3\times 5^2\times {\mathrm{79}}^1\times {\mathrm{541}}^1$

素因数の和:639

約数の個数: 48

約数和(自身を含む): 53766400

約数和(自身を除く): 24917575

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 79, 135, 225, 237, 395, 541, 675, 711, 1185, 1623, 1975, 2133, 2705, 3555, 4869, 5925, 8115, 10665, 13525, 14607, 17775, 24345, 40575, 42739, 53325, 73035, 121725, 128217, 213695, 365175, 384651, 641085, 1068475, 1153953, 1923255, 3205425, 5769765, 9616275, 28848825]

約数ペア:

[(1, 28848825), (3, 9616275), (5, 5769765), (9, 3205425), (15, 1923255), (25, 1153953), (27, 1068475), (45, 641085), (75, 384651), (79, 365175), (135, 213695), (225, 128217), (237, 121725), (395, 73035), (541, 53325), (675, 42739), (711, 40575), (1185, 24345), (1623, 17775), (1975, 14607), (2133, 13525), (2705, 10665), (3555, 8115), (4869, 5925)]