193721169

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{167}}^1\times {\mathrm{433}}^1$

素因数の和:669

約数の個数: 32

約数和(自身を含む): 279982080

約数和(自身を除く): 86260911

約数列:

[1, 3, 19, 47, 57, 141, 167, 433, 501, 893, 1299, 2679, 3173, 7849, 8227, 9519, 20351, 23547, 24681, 61053, 72311, 149131, 216933, 386669, 447393, 1160007, 1373909, 3398617, 4121727, 10195851, 64573723, 193721169]

約数ペア:

[(1, 193721169), (3, 64573723), (19, 10195851), (47, 4121727), (57, 3398617), (141, 1373909), (167, 1160007), (433, 447393), (501, 386669), (893, 216933), (1299, 149131), (2679, 72311), (3173, 61053), (7849, 24681), (8227, 23547), (9519, 20351)]