81202407

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{107}}^1$

素因数の和:224

約数の個数: 64

約数和(自身を含む): 134991360

約数和(自身を除く): 53788953

約数列:

[1, 3, 11, 13, 29, 33, 39, 61, 87, 107, 143, 183, 319, 321, 377, 429, 671, 793, 957, 1131, 1177, 1391, 1769, 2013, 2379, 3103, 3531, 4147, 4173, 5307, 6527, 8723, 9309, 12441, 15301, 19459, 19581, 22997, 26169, 34133, 40339, 45903, 58377, 68991, 71797, 84851, 102399, 121017, 189283, 215391, 252967, 254553, 443729, 567849, 758901, 933361, 1331187, 2082113, 2460679, 2800083, 6246339, 7382037, 27067469, 81202407]

約数ペア:

[(1, 81202407), (3, 27067469), (11, 7382037), (13, 6246339), (29, 2800083), (33, 2460679), (39, 2082113), (61, 1331187), (87, 933361), (107, 758901), (143, 567849), (183, 443729), (319, 254553), (321, 252967), (377, 215391), (429, 189283), (671, 121017), (793, 102399), (957, 84851), (1131, 71797), (1177, 68991), (1391, 58377), (1769, 45903), (2013, 40339), (2379, 34133), (3103, 26169), (3531, 22997), (4147, 19581), (4173, 19459), (5307, 15301), (6527, 12441), (8723, 9309)]