289317171

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{1657}}^1$

素因数の和:1732

約数の個数: 48

約数和(自身を含む): 469253792

約数和(自身を除く): 179936621

約数列:

[1, 3, 11, 13, 33, 37, 39, 111, 121, 143, 363, 407, 429, 481, 1221, 1443, 1573, 1657, 4477, 4719, 4971, 5291, 13431, 15873, 18227, 21541, 54681, 58201, 61309, 64623, 174603, 183927, 200497, 236951, 601491, 674399, 710853, 797017, 2023197, 2391051, 2606461, 7418389, 7819383, 8767187, 22255167, 26301561, 96439057, 289317171]

約数ペア:

[(1, 289317171), (3, 96439057), (11, 26301561), (13, 22255167), (33, 8767187), (37, 7819383), (39, 7418389), (111, 2606461), (121, 2391051), (143, 2023197), (363, 797017), (407, 710853), (429, 674399), (481, 601491), (1221, 236951), (1443, 200497), (1573, 183927), (1657, 174603), (4477, 64623), (4719, 61309), (4971, 58201), (5291, 54681), (13431, 21541), (15873, 18227)]