16141923

素因数分解:

$3^4\times 7^4\times {\mathrm{83}}^1$

素因数の和:123

約数の個数: 50

約数和(自身を含む): 28469364

約数和(自身を除く): 12327441

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 81, 83, 147, 189, 249, 343, 441, 567, 581, 747, 1029, 1323, 1743, 2241, 2401, 3087, 3969, 4067, 5229, 6723, 7203, 9261, 12201, 15687, 21609, 27783, 28469, 36603, 47061, 64827, 85407, 109809, 194481, 199283, 256221, 329427, 597849, 768663, 1793547, 2305989, 5380641, 16141923]

約数ペア:

[(1, 16141923), (3, 5380641), (7, 2305989), (9, 1793547), (21, 768663), (27, 597849), (49, 329427), (63, 256221), (81, 199283), (83, 194481), (147, 109809), (189, 85407), (249, 64827), (343, 47061), (441, 36603), (567, 28469), (581, 27783), (747, 21609), (1029, 15687), (1323, 12201), (1743, 9261), (2241, 7203), (2401, 6723), (3087, 5229), (3969, 4067)]