481221

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{457}}^1$

素因数の和:482

約数の個数: 20

約数和(自身を含む): 775852

約数和(自身を除く): 294631

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 351, 457, 1053, 1371, 4113, 5941, 12339, 17823, 37017, 53469, 160407, 481221]

約数ペア:

[(1, 481221), (3, 160407), (9, 53469), (13, 37017), (27, 17823), (39, 12339), (81, 5941), (117, 4113), (351, 1371), (457, 1053)]