2978217

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{449}}^1$

素因数の和:533

約数の個数: 24

約数和(自身を含む): 4773600

約数和(自身を除く): 1795383

約数列:

[1, 3, 9, 11, 33, 67, 99, 201, 449, 603, 737, 1347, 2211, 4041, 4939, 6633, 14817, 30083, 44451, 90249, 270747, 330913, 992739, 2978217]

約数ペア:

[(1, 2978217), (3, 992739), (9, 330913), (11, 270747), (33, 90249), (67, 44451), (99, 30083), (201, 14817), (449, 6633), (603, 4939), (737, 4041), (1347, 2211)]