28545363

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{2423}}^1$

素因数の和:2464

約数の個数: 48

約数和(自身を含む): 54452736

約数和(自身を除く): 25907373

約数列:

[1, 3, 7, 9, 11, 17, 21, 33, 51, 63, 77, 99, 119, 153, 187, 231, 357, 561, 693, 1071, 1309, 1683, 2423, 3927, 7269, 11781, 16961, 21807, 26653, 41191, 50883, 79959, 123573, 152649, 186571, 239877, 288337, 370719, 453101, 559713, 865011, 1359303, 1679139, 2595033, 3171707, 4077909, 9515121, 28545363]

約数ペア:

[(1, 28545363), (3, 9515121), (7, 4077909), (9, 3171707), (11, 2595033), (17, 1679139), (21, 1359303), (33, 865011), (51, 559713), (63, 453101), (77, 370719), (99, 288337), (119, 239877), (153, 186571), (187, 152649), (231, 123573), (357, 79959), (561, 50883), (693, 41191), (1071, 26653), (1309, 21807), (1683, 16961), (2423, 11781), (3927, 7269)]