661643316

素因数分解:

$2^2\times 3^6\times {\mathrm{226901}}^1$

素因数の和:226923

約数の個数: 42

約数和(自身を含む): 1736027202

約数和(自身を除く): 1074383886

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 243, 324, 486, 729, 972, 1458, 2916, 226901, 453802, 680703, 907604, 1361406, 2042109, 2722812, 4084218, 6126327, 8168436, 12252654, 18378981, 24505308, 36757962, 55136943, 73515924, 110273886, 165410829, 220547772, 330821658, 661643316]

約数ペア:

[(1, 661643316), (2, 330821658), (3, 220547772), (4, 165410829), (6, 110273886), (9, 73515924), (12, 55136943), (18, 36757962), (27, 24505308), (36, 18378981), (54, 12252654), (81, 8168436), (108, 6126327), (162, 4084218), (243, 2722812), (324, 2042109), (486, 1361406), (729, 907604), (972, 680703), (1458, 453802), (2916, 226901)]