71808255

素因数分解:

$3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{467}}^1$

素因数の和:565

約数の個数: 64

約数和(自身を含む): 137479680

約数和(自身を除く): 65671425

約数列:

[1, 3, 5, 9, 15, 17, 27, 45, 51, 67, 85, 135, 153, 201, 255, 335, 459, 467, 603, 765, 1005, 1139, 1401, 1809, 2295, 2335, 3015, 3417, 4203, 5695, 7005, 7939, 9045, 10251, 12609, 17085, 21015, 23817, 30753, 31289, 39695, 51255, 63045, 71451, 93867, 119085, 153765, 156445, 214353, 281601, 357255, 469335, 531913, 844803, 1071765, 1408005, 1595739, 2659565, 4224015, 4787217, 7978695, 14361651, 23936085, 71808255]

約数ペア:

[(1, 71808255), (3, 23936085), (5, 14361651), (9, 7978695), (15, 4787217), (17, 4224015), (27, 2659565), (45, 1595739), (51, 1408005), (67, 1071765), (85, 844803), (135, 531913), (153, 469335), (201, 357255), (255, 281601), (335, 214353), (459, 156445), (467, 153765), (603, 119085), (765, 93867), (1005, 71451), (1139, 63045), (1401, 51255), (1809, 39695), (2295, 31289), (2335, 30753), (3015, 23817), (3417, 21015), (4203, 17085), (5695, 12609), (7005, 10251), (7939, 9045)]