64319959

素因数分解:

${\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{421}}^1$

素因数の和:511

約数の個数: 32

約数和(自身を含む): 80213760

約数和(自身を除く): 15893801

約数列:

[1, 11, 17, 19, 43, 187, 209, 323, 421, 473, 731, 817, 3553, 4631, 7157, 7999, 8041, 8987, 13889, 18103, 78727, 87989, 135983, 152779, 199133, 307751, 343957, 1495813, 3385261, 3783527, 5847269, 64319959]

約数ペア:

[(1, 64319959), (11, 5847269), (17, 3783527), (19, 3385261), (43, 1495813), (187, 343957), (209, 307751), (323, 199133), (421, 152779), (473, 135983), (731, 87989), (817, 78727), (3553, 18103), (4631, 13889), (7157, 8987), (7999, 8041)]