28265589

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{5387}}^1$

素因数の和:5457

約数の個数: 24

約数和(自身を含む): 45388512

約数和(自身を除く): 17122923

約数列:

[1, 3, 9, 11, 33, 53, 99, 159, 477, 583, 1749, 5247, 5387, 16161, 48483, 59257, 177771, 285511, 533313, 856533, 2569599, 3140621, 9421863, 28265589]

約数ペア:

[(1, 28265589), (3, 9421863), (9, 3140621), (11, 2569599), (33, 856533), (53, 533313), (99, 285511), (159, 177771), (477, 59257), (583, 48483), (1749, 16161), (5247, 5387)]