20787029109

素因数分解:

$3^4\times 7^1\times {\mathrm{11}}^2\times {\mathrm{61}}^1\times {\mathrm{4967}}^1$

素因数の和:5069

約数の個数: 120

約数和(自身を含む): 39655211904

約数和(自身を除く): 18868182795

約数列:

[1, 3, 7, 9, 11, 21, 27, 33, 61, 63, 77, 81, 99, 121, 183, 189, 231, 297, 363, 427, 549, 567, 671, 693, 847, 891, 1089, 1281, 1647, 2013, 2079, 2541, 3267, 3843, 4697, 4941, 4967, 6039, 6237, 7381, 7623, 9801, 11529, 14091, 14901, 18117, 22143, 22869, 34587, 34769, 42273, 44703, 51667, 54351, 54637, 66429, 68607, 104307, 126819, 134109, 155001, 163911, 199287, 302987, 312921, 380457, 382459, 402327, 465003, 491733, 597861, 601007, 908961, 938763, 1147377, 1395009, 1475199, 1803021, 2120909, 2726883, 2816289, 3332857, 3442131, 4185027, 4207049, 4425597, 5409063, 6362727, 8180649, 9998571, 10326393, 12621147, 16227189, 19088181, 23329999, 24541947, 29995713, 30979179, 36661427, 37863441, 48681567, 57264543, 69989997, 89987139, 109984281, 113590323, 171793629, 209969991, 256629989, 269961417, 329952843, 340770969, 629909973, 769889967, 989858529, 1889729919, 2309669901, 2969575587, 6929009703, 20787029109]

約数ペア:

[(1, 20787029109), (3, 6929009703), (7, 2969575587), (9, 2309669901), (11, 1889729919), (21, 989858529), (27, 769889967), (33, 629909973), (61, 340770969), (63, 329952843), (77, 269961417), (81, 256629989), (99, 209969991), (121, 171793629), (183, 113590323), (189, 109984281), (231, 89987139), (297, 69989997), (363, 57264543), (427, 48681567), (549, 37863441), (567, 36661427), (671, 30979179), (693, 29995713), (847, 24541947), (891, 23329999), (1089, 19088181), (1281, 16227189), (1647, 12621147), (2013, 10326393), (2079, 9998571), (2541, 8180649), (3267, 6362727), (3843, 5409063), (4697, 4425597), (4941, 4207049), (4967, 4185027), (6039, 3442131), (6237, 3332857), (7381, 2816289), (7623, 2726883), (9801, 2120909), (11529, 1803021), (14091, 1475199), (14901, 1395009), (18117, 1147377), (22143, 938763), (22869, 908961), (34587, 601007), (34769, 597861), (42273, 491733), (44703, 465003), (51667, 402327), (54351, 382459), (54637, 380457), (66429, 312921), (68607, 302987), (104307, 199287), (126819, 163911), (134109, 155001)]