85881663

素因数分解:

$3^2\times 7^2\times {\mathrm{149}}^1\times {\mathrm{1307}}^1$

素因数の和:1476

約数の個数: 36

約数和(自身を含む): 145384200

約数和(自身を除く): 59502537

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 149, 441, 447, 1043, 1307, 1341, 3129, 3921, 7301, 9149, 9387, 11763, 21903, 27447, 64043, 65709, 82341, 192129, 194743, 576387, 584229, 1363201, 1752687, 4089603, 9542407, 12268809, 28627221, 85881663]

約数ペア:

[(1, 85881663), (3, 28627221), (7, 12268809), (9, 9542407), (21, 4089603), (49, 1752687), (63, 1363201), (147, 584229), (149, 576387), (441, 194743), (447, 192129), (1043, 82341), (1307, 65709), (1341, 64043), (3129, 27447), (3921, 21903), (7301, 11763), (9149, 9387)]