28719537

素因数分解:

$3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{17761}}^1$

素因数の和:17789

約数の個数: 24

約数和(自身を含む): 48596832

約数和(自身を除く): 19877295

約数列:

[1, 3, 7, 11, 21, 33, 49, 77, 147, 231, 539, 1617, 17761, 53283, 124327, 195371, 372981, 586113, 870289, 1367597, 2610867, 4102791, 9573179, 28719537]

約数ペア:

[(1, 28719537), (3, 9573179), (7, 4102791), (11, 2610867), (21, 1367597), (33, 870289), (49, 586113), (77, 372981), (147, 195371), (231, 124327), (539, 53283), (1617, 17761)]