7221957

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{257}}^1$

素因数の和:325

約数の個数: 32

約数和(自身を含む): 11145600

約数和(自身を除く): 3923643

約数列:

[1, 3, 17, 19, 29, 51, 57, 87, 257, 323, 493, 551, 771, 969, 1479, 1653, 4369, 4883, 7453, 9367, 13107, 14649, 22359, 28101, 83011, 126701, 141607, 249033, 380103, 424821, 2407319, 7221957]

約数ペア:

[(1, 7221957), (3, 2407319), (17, 424821), (19, 380103), (29, 249033), (51, 141607), (57, 126701), (87, 83011), (257, 28101), (323, 22359), (493, 14649), (551, 13107), (771, 9367), (969, 7453), (1479, 4883), (1653, 4369)]