66989877

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{257}}^1\times {\mathrm{269}}^1$

素因数の和:565

約数の個数: 32

約数和(自身を含む): 100310400

約数和(自身を除く): 33320523

約数列:

[1, 3, 17, 19, 51, 57, 257, 269, 323, 771, 807, 969, 4369, 4573, 4883, 5111, 13107, 13719, 14649, 15333, 69133, 83011, 86887, 207399, 249033, 260661, 1175261, 1313527, 3525783, 3940581, 22329959, 66989877]

約数ペア:

[(1, 66989877), (3, 22329959), (17, 3940581), (19, 3525783), (51, 1313527), (57, 1175261), (257, 260661), (269, 249033), (323, 207399), (771, 86887), (807, 83011), (969, 69133), (4369, 15333), (4573, 14649), (4883, 13719), (5111, 13107)]