16639245

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{523}}^1$

素因数の和:642

約数の個数: 48

約数和(自身を含む): 33351552

約数和(自身を除く): 16712307

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 101, 105, 303, 315, 505, 523, 707, 909, 1515, 1569, 2121, 2615, 3535, 3661, 4545, 4707, 6363, 7845, 10605, 10983, 18305, 23535, 31815, 32949, 52823, 54915, 158469, 164745, 264115, 369761, 475407, 792345, 1109283, 1848805, 2377035, 3327849, 5546415, 16639245]

約数ペア:

[(1, 16639245), (3, 5546415), (5, 3327849), (7, 2377035), (9, 1848805), (15, 1109283), (21, 792345), (35, 475407), (45, 369761), (63, 264115), (101, 164745), (105, 158469), (303, 54915), (315, 52823), (505, 32949), (523, 31815), (707, 23535), (909, 18305), (1515, 10983), (1569, 10605), (2121, 7845), (2615, 6363), (3535, 4707), (3661, 4545)]