2890575

素因数分解:

$3^2\times 5^2\times {\mathrm{29}}^1\times {\mathrm{443}}^1$

素因数の和:488

約数の個数: 36

約数和(自身を含む): 5367960

約数和(自身を除く): 2477385

約数列:

[1, 3, 5, 9, 15, 25, 29, 45, 75, 87, 145, 225, 261, 435, 443, 725, 1305, 1329, 2175, 2215, 3987, 6525, 6645, 11075, 12847, 19935, 33225, 38541, 64235, 99675, 115623, 192705, 321175, 578115, 963525, 2890575]

約数ペア:

[(1, 2890575), (3, 963525), (5, 578115), (9, 321175), (15, 192705), (25, 115623), (29, 99675), (45, 64235), (75, 38541), (87, 33225), (145, 19935), (225, 12847), (261, 11075), (435, 6645), (443, 6525), (725, 3987), (1305, 2215), (1329, 2175)]