28960911

素因数分解:

$3^2\times 7^2\times {\mathrm{17}}^1\times {\mathrm{3863}}^1$

素因数の和:3900

約数の個数: 36

約数和(自身を含む): 51538032

約数和(自身を除く): 22577121

約数列:

[1, 3, 7, 9, 17, 21, 49, 51, 63, 119, 147, 153, 357, 441, 833, 1071, 2499, 3863, 7497, 11589, 27041, 34767, 65671, 81123, 189287, 197013, 243369, 459697, 567861, 591039, 1379091, 1703583, 3217879, 4137273, 9653637, 28960911]

約数ペア:

[(1, 28960911), (3, 9653637), (7, 4137273), (9, 3217879), (17, 1703583), (21, 1379091), (49, 591039), (51, 567861), (63, 459697), (119, 243369), (147, 197013), (153, 189287), (357, 81123), (441, 65671), (833, 34767), (1071, 27041), (2499, 11589), (3863, 7497)]