68890899

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{4889}}^1$

素因数の和:4971

約数の個数: 32

約数和(自身を含む): 116421120

約数和(自身を除く): 47530221

約数列:

[1, 3, 7, 11, 21, 33, 61, 77, 183, 231, 427, 671, 1281, 2013, 4697, 4889, 14091, 14667, 34223, 53779, 102669, 161337, 298229, 376453, 894687, 1129359, 2087603, 3280519, 6262809, 9841557, 22963633, 68890899]

約数ペア:

[(1, 68890899), (3, 22963633), (7, 9841557), (11, 6262809), (21, 3280519), (33, 2087603), (61, 1129359), (77, 894687), (183, 376453), (231, 298229), (427, 161337), (671, 102669), (1281, 53779), (2013, 34223), (4697, 14667), (4889, 14091)]