28149210

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{257}}^1\times {\mathrm{1217}}^1$

素因数の和:1487

約数の個数: 48

約数和(自身を含む): 73533096

約数和(自身を除く): 45383886

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 257, 514, 771, 1217, 1285, 1542, 2313, 2434, 2570, 3651, 3855, 4626, 6085, 7302, 7710, 10953, 11565, 12170, 18255, 21906, 23130, 36510, 54765, 109530, 312769, 625538, 938307, 1563845, 1876614, 2814921, 3127690, 4691535, 5629842, 9383070, 14074605, 28149210]

約数ペア:

[(1, 28149210), (2, 14074605), (3, 9383070), (5, 5629842), (6, 4691535), (9, 3127690), (10, 2814921), (15, 1876614), (18, 1563845), (30, 938307), (45, 625538), (90, 312769), (257, 109530), (514, 54765), (771, 36510), (1217, 23130), (1285, 21906), (1542, 18255), (2313, 12170), (2434, 11565), (2570, 10953), (3651, 7710), (3855, 7302), (4626, 6085)]