518352015

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{1289}}^1$

素因数の和:1416

約数の個数: 64

約数和(自身を含む): 936230400

約数和(自身を除く): 417878385

約数列:

[1, 3, 5, 15, 17, 19, 51, 57, 83, 85, 95, 249, 255, 285, 323, 415, 969, 1245, 1289, 1411, 1577, 1615, 3867, 4233, 4731, 4845, 6445, 7055, 7885, 19335, 21165, 21913, 23655, 24491, 26809, 65739, 73473, 80427, 106987, 109565, 122455, 134045, 320961, 328695, 367365, 402135, 416347, 534935, 1249041, 1604805, 1818779, 2032753, 2081735, 5456337, 6098259, 6245205, 9093895, 10163765, 27281685, 30491295, 34556801, 103670403, 172784005, 518352015]

約数ペア:

[(1, 518352015), (3, 172784005), (5, 103670403), (15, 34556801), (17, 30491295), (19, 27281685), (51, 10163765), (57, 9093895), (83, 6245205), (85, 6098259), (95, 5456337), (249, 2081735), (255, 2032753), (285, 1818779), (323, 1604805), (415, 1249041), (969, 534935), (1245, 416347), (1289, 402135), (1411, 367365), (1577, 328695), (1615, 320961), (3867, 134045), (4233, 122455), (4731, 109565), (4845, 106987), (6445, 80427), (7055, 73473), (7885, 65739), (19335, 26809), (21165, 24491), (21913, 23655)]