26086345

素因数分解:

$5^1\times {\mathrm{31}}^2\times {\mathrm{61}}^1\times {\mathrm{89}}^1$

素因数の和:217

約数の個数: 24

約数和(自身を含む): 33245640

約数和(自身を除く): 7159295

約数列:

[1, 5, 31, 61, 89, 155, 305, 445, 961, 1891, 2759, 4805, 5429, 9455, 13795, 27145, 58621, 85529, 168299, 293105, 427645, 841495, 5217269, 26086345]

約数ペア:

[(1, 26086345), (5, 5217269), (31, 841495), (61, 427645), (89, 293105), (155, 168299), (305, 85529), (445, 58621), (961, 27145), (1891, 13795), (2759, 9455), (4805, 5429)]