2687685

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{179}}^1$

素因数の和:218

約数の個数: 64

約数和(自身を含む): 5806080

約数和(自身を除く): 3118395

約数列:

[1, 3, 5, 7, 11, 13, 15, 21, 33, 35, 39, 55, 65, 77, 91, 105, 143, 165, 179, 195, 231, 273, 385, 429, 455, 537, 715, 895, 1001, 1155, 1253, 1365, 1969, 2145, 2327, 2685, 3003, 3759, 5005, 5907, 6265, 6981, 9845, 11635, 13783, 15015, 16289, 18795, 25597, 29535, 34905, 41349, 48867, 68915, 76791, 81445, 127985, 179179, 206745, 244335, 383955, 537537, 895895, 2687685]

約数ペア:

[(1, 2687685), (3, 895895), (5, 537537), (7, 383955), (11, 244335), (13, 206745), (15, 179179), (21, 127985), (33, 81445), (35, 76791), (39, 68915), (55, 48867), (65, 41349), (77, 34905), (91, 29535), (105, 25597), (143, 18795), (165, 16289), (179, 15015), (195, 13783), (231, 11635), (273, 9845), (385, 6981), (429, 6265), (455, 5907), (537, 5005), (715, 3759), (895, 3003), (1001, 2685), (1155, 2327), (1253, 2145), (1365, 1969)]