71630307

素因数分解:

$3^2\times 7^2\times {\mathrm{59}}^1\times {\mathrm{2753}}^1$

素因数の和:2832

約数の個数: 36

約数和(自身を含む): 122442840

約数和(自身を除く): 50812533

約数列:

[1, 3, 7, 9, 21, 49, 59, 63, 147, 177, 413, 441, 531, 1239, 2753, 2891, 3717, 8259, 8673, 19271, 24777, 26019, 57813, 134897, 162427, 173439, 404691, 487281, 1136989, 1214073, 1461843, 3410967, 7958923, 10232901, 23876769, 71630307]

約数ペア:

[(1, 71630307), (3, 23876769), (7, 10232901), (9, 7958923), (21, 3410967), (49, 1461843), (59, 1214073), (63, 1136989), (147, 487281), (177, 404691), (413, 173439), (441, 162427), (531, 134897), (1239, 57813), (2753, 26019), (2891, 24777), (3717, 19271), (8259, 8673)]