28717641

素因数分解:

$3^2\times {\mathrm{17}}^2\times {\mathrm{61}}^1\times {\mathrm{181}}^1$

素因数の和:282

約数の個数: 36

約数和(自身を含む): 45034444

約数和(自身を除く): 16316803

約数列:

[1, 3, 9, 17, 51, 61, 153, 181, 183, 289, 543, 549, 867, 1037, 1629, 2601, 3077, 3111, 9231, 9333, 11041, 17629, 27693, 33123, 52309, 52887, 99369, 156927, 158661, 187697, 470781, 563091, 1689273, 3190849, 9572547, 28717641]

約数ペア:

[(1, 28717641), (3, 9572547), (9, 3190849), (17, 1689273), (51, 563091), (61, 470781), (153, 187697), (181, 158661), (183, 156927), (289, 99369), (543, 52887), (549, 52309), (867, 33123), (1037, 27693), (1629, 17629), (2601, 11041), (3077, 9333), (3111, 9231)]