2480139

素因数分解:

$3^4\times {\mathrm{67}}^1\times {\mathrm{457}}^1$

素因数の和:536

約数の個数: 20

約数和(自身を含む): 3768424

約数和(自身を除く): 1288285

約数列:

[1, 3, 9, 27, 67, 81, 201, 457, 603, 1371, 1809, 4113, 5427, 12339, 30619, 37017, 91857, 275571, 826713, 2480139]

約数ペア:

[(1, 2480139), (3, 826713), (9, 275571), (27, 91857), (67, 37017), (81, 30619), (201, 12339), (457, 5427), (603, 4113), (1371, 1809)]