861295644

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{20327}}^1$

素因数の和:20455

約数の個数: 72

約数和(自身を含む): 2397403008

約数和(自身を除く): 1536107364

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 99, 107, 132, 198, 214, 321, 396, 428, 642, 963, 1177, 1284, 1926, 2354, 3531, 3852, 4708, 7062, 10593, 14124, 20327, 21186, 40654, 42372, 60981, 81308, 121962, 182943, 223597, 243924, 365886, 447194, 670791, 731772, 894388, 1341582, 2012373, 2174989, 2683164, 4024746, 4349978, 6524967, 8049492, 8699956, 13049934, 19574901, 23924879, 26099868, 39149802, 47849758, 71774637, 78299604, 95699516, 143549274, 215323911, 287098548, 430647822, 861295644]

約数ペア:

[(1, 861295644), (2, 430647822), (3, 287098548), (4, 215323911), (6, 143549274), (9, 95699516), (11, 78299604), (12, 71774637), (18, 47849758), (22, 39149802), (33, 26099868), (36, 23924879), (44, 19574901), (66, 13049934), (99, 8699956), (107, 8049492), (132, 6524967), (198, 4349978), (214, 4024746), (321, 2683164), (396, 2174989), (428, 2012373), (642, 1341582), (963, 894388), (1177, 731772), (1284, 670791), (1926, 447194), (2354, 365886), (3531, 243924), (3852, 223597), (4708, 182943), (7062, 121962), (10593, 81308), (14124, 60981), (20327, 42372), (21186, 40654)]