81799228

素因数分解:

$2^2\times 7^2\times {\mathrm{67}}^1\times {\mathrm{6229}}^1$

素因数の和:6314

約数の個数: 36

約数和(自身を含む): 169032360

約数和(自身を除く): 87233132

約数列:

[1, 2, 4, 7, 14, 28, 49, 67, 98, 134, 196, 268, 469, 938, 1876, 3283, 6229, 6566, 12458, 13132, 24916, 43603, 87206, 174412, 305221, 417343, 610442, 834686, 1220884, 1669372, 2921401, 5842802, 11685604, 20449807, 40899614, 81799228]

約数ペア:

[(1, 81799228), (2, 40899614), (4, 20449807), (7, 11685604), (14, 5842802), (28, 2921401), (49, 1669372), (67, 1220884), (98, 834686), (134, 610442), (196, 417343), (268, 305221), (469, 174412), (938, 87206), (1876, 43603), (3283, 24916), (6229, 13132), (6566, 12458)]