7748568885

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{21391}}^1$

素因数の和:21490

約数の個数: 64

約数和(自身を含む): 13800407040

約数和(自身を除く): 6051838155

約数列:

[1, 3, 5, 15, 19, 31, 41, 57, 93, 95, 123, 155, 205, 285, 465, 589, 615, 779, 1271, 1767, 2337, 2945, 3813, 3895, 6355, 8835, 11685, 19065, 21391, 24149, 64173, 72447, 106955, 120745, 320865, 362235, 406429, 663121, 877031, 1219287, 1989363, 2032145, 2631093, 3315605, 4385155, 6096435, 9946815, 12599299, 13155465, 16663589, 27187961, 37797897, 49990767, 62996495, 81563883, 83317945, 135939805, 188989485, 249953835, 407819415, 516571259, 1549713777, 2582856295, 7748568885]

約数ペア:

[(1, 7748568885), (3, 2582856295), (5, 1549713777), (15, 516571259), (19, 407819415), (31, 249953835), (41, 188989485), (57, 135939805), (93, 83317945), (95, 81563883), (123, 62996495), (155, 49990767), (205, 37797897), (285, 27187961), (465, 16663589), (589, 13155465), (615, 12599299), (779, 9946815), (1271, 6096435), (1767, 4385155), (2337, 3315605), (2945, 2631093), (3813, 2032145), (3895, 1989363), (6355, 1219287), (8835, 877031), (11685, 663121), (19065, 406429), (21391, 362235), (24149, 320865), (64173, 120745), (72447, 106955)]