2648475

素因数分解:

$3^2\times 5^2\times {\mathrm{79}}^1\times {\mathrm{149}}^1$

素因数の和:244

約数の個数: 36

約数和(自身を含む): 4836000

約数和(自身を除く): 2187525

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 79, 149, 225, 237, 395, 447, 711, 745, 1185, 1341, 1975, 2235, 3555, 3725, 5925, 6705, 11175, 11771, 17775, 33525, 35313, 58855, 105939, 176565, 294275, 529695, 882825, 2648475]

約数ペア:

[(1, 2648475), (3, 882825), (5, 529695), (9, 294275), (15, 176565), (25, 105939), (45, 58855), (75, 35313), (79, 33525), (149, 17775), (225, 11771), (237, 11175), (395, 6705), (447, 5925), (711, 3725), (745, 3555), (1185, 2235), (1341, 1975)]