64687689

素因数分解:

$3^2\times {\mathrm{11}}^2\times {\mathrm{191}}^1\times {\mathrm{311}}^1$

素因数の和:530

約数の個数: 36

約数和(自身を含む): 103574016

約数和(自身を除く): 38886327

約数列:

[1, 3, 9, 11, 33, 99, 121, 191, 311, 363, 573, 933, 1089, 1719, 2101, 2799, 3421, 6303, 10263, 18909, 23111, 30789, 37631, 59401, 69333, 112893, 178203, 207999, 338679, 534609, 653411, 1960233, 5880699, 7187521, 21562563, 64687689]

約数ペア:

[(1, 64687689), (3, 21562563), (9, 7187521), (11, 5880699), (33, 1960233), (99, 653411), (121, 534609), (191, 338679), (311, 207999), (363, 178203), (573, 112893), (933, 69333), (1089, 59401), (1719, 37631), (2101, 30789), (2799, 23111), (3421, 18909), (6303, 10263)]