172008081

素因数分解:

$3^2\times 7^2\times {\mathrm{179}}^1\times {\mathrm{2179}}^1$

素因数の和:2378

約数の個数: 36

約数和(自身を含む): 290768400

約数和(自身を除く): 118760319

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 179, 441, 537, 1253, 1611, 2179, 3759, 6537, 8771, 11277, 15253, 19611, 26313, 45759, 78939, 106771, 137277, 320313, 390041, 960939, 1170123, 2730287, 3510369, 8190861, 19112009, 24572583, 57336027, 172008081]

約数ペア:

[(1, 172008081), (3, 57336027), (7, 24572583), (9, 19112009), (21, 8190861), (49, 3510369), (63, 2730287), (147, 1170123), (179, 960939), (441, 390041), (537, 320313), (1253, 137277), (1611, 106771), (2179, 78939), (3759, 45759), (6537, 26313), (8771, 19611), (11277, 15253)]