67399479

素因数分解:

$3^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{137}}^2$

素因数の和:309

約数の個数: 48

約数和(自身を含む): 121004800

約数和(自身を除く): 53605321

約数列:

[1, 3, 7, 9, 19, 21, 27, 57, 63, 133, 137, 171, 189, 399, 411, 513, 959, 1197, 1233, 2603, 2877, 3591, 3699, 7809, 8631, 18221, 18769, 23427, 25893, 54663, 56307, 70281, 131383, 163989, 168921, 356611, 394149, 491967, 506763, 1069833, 1182447, 2496277, 3209499, 3547341, 7488831, 9628497, 22466493, 67399479]

約数ペア:

[(1, 67399479), (3, 22466493), (7, 9628497), (9, 7488831), (19, 3547341), (21, 3209499), (27, 2496277), (57, 1182447), (63, 1069833), (133, 506763), (137, 491967), (171, 394149), (189, 356611), (399, 168921), (411, 163989), (513, 131383), (959, 70281), (1197, 56307), (1233, 54663), (2603, 25893), (2877, 23427), (3591, 18769), (3699, 18221), (7809, 8631)]