2705535

素因数分解:

$3^3\times 5^1\times 7^2\times {\mathrm{409}}^1$

素因数の和:437

約数の個数: 48

約数和(自身を含む): 5608800

約数和(自身を除く): 2903265

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 49, 63, 105, 135, 147, 189, 245, 315, 409, 441, 735, 945, 1227, 1323, 2045, 2205, 2863, 3681, 6135, 6615, 8589, 11043, 14315, 18405, 20041, 25767, 42945, 55215, 60123, 77301, 100205, 128835, 180369, 300615, 386505, 541107, 901845, 2705535]

約数ペア:

[(1, 2705535), (3, 901845), (5, 541107), (7, 386505), (9, 300615), (15, 180369), (21, 128835), (27, 100205), (35, 77301), (45, 60123), (49, 55215), (63, 42945), (105, 25767), (135, 20041), (147, 18405), (189, 14315), (245, 11043), (315, 8589), (409, 6615), (441, 6135), (735, 3681), (945, 2863), (1227, 2205), (1323, 2045)]