8221355

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^2\times {\mathrm{59}}^1$

素因数の和:155

約数の個数: 24

約数和(自身を含む): 10724400

約数和(自身を除く): 2503045

約数列:

[1, 5, 29, 31, 59, 145, 155, 295, 899, 961, 1711, 1829, 4495, 4805, 8555, 9145, 27869, 53041, 56699, 139345, 265205, 283495, 1644271, 8221355]

約数ペア:

[(1, 8221355), (5, 1644271), (29, 283495), (31, 265205), (59, 139345), (145, 56699), (155, 53041), (295, 27869), (899, 9145), (961, 8555), (1711, 4805), (1829, 4495)]