30729897

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^2$

素因数の和:115

約数の個数: 72

約数和(自身を含む): 55766880

約数和(自身を除く): 25036983

約数列:

[1, 3, 9, 11, 17, 19, 31, 33, 51, 57, 93, 99, 153, 171, 187, 209, 279, 323, 341, 527, 561, 589, 627, 961, 969, 1023, 1581, 1683, 1767, 1881, 2883, 2907, 3069, 3553, 4743, 5301, 5797, 6479, 8649, 10013, 10571, 10659, 16337, 17391, 18259, 19437, 30039, 31713, 31977, 49011, 52173, 54777, 58311, 90117, 95139, 110143, 147033, 164331, 179707, 200849, 310403, 330429, 539121, 602547, 931209, 991287, 1617363, 1807641, 2793627, 3414433, 10243299, 30729897]

約数ペア:

[(1, 30729897), (3, 10243299), (9, 3414433), (11, 2793627), (17, 1807641), (19, 1617363), (31, 991287), (33, 931209), (51, 602547), (57, 539121), (93, 330429), (99, 310403), (153, 200849), (171, 179707), (187, 164331), (209, 147033), (279, 110143), (323, 95139), (341, 90117), (527, 58311), (561, 54777), (589, 52173), (627, 49011), (961, 31977), (969, 31713), (1023, 30039), (1581, 19437), (1683, 18259), (1767, 17391), (1881, 16337), (2883, 10659), (2907, 10571), (3069, 10013), (3553, 8649), (4743, 6479), (5301, 5797)]