205220996937

素因数分解:

$3^2\times {\mathrm{11}}^2\times {\mathrm{379}}^1\times {\mathrm{487}}^1\times {\mathrm{1021}}^1$

素因数の和:1915

約数の個数: 72

約数和(自身を含む): 327679526720

約数和(自身を除く): 122458529783

約数列:

[1, 3, 9, 11, 33, 99, 121, 363, 379, 487, 1021, 1089, 1137, 1461, 3063, 3411, 4169, 4383, 5357, 9189, 11231, 12507, 16071, 33693, 37521, 45859, 48213, 58927, 101079, 123541, 137577, 176781, 184573, 370623, 386959, 412731, 497227, 530343, 553719, 1111869, 1160877, 1491681, 1661157, 2030303, 3482631, 4256549, 4475043, 5469497, 6090909, 12769647, 16408491, 18272727, 22333333, 38308941, 46822039, 49225473, 60164467, 66999999, 140466117, 180493401, 188449033, 200999997, 421398351, 541480203, 565347099, 1696041297, 2072939363, 6218818089, 18656454267, 22802332993, 68406998979, 205220996937]

約数ペア:

[(1, 205220996937), (3, 68406998979), (9, 22802332993), (11, 18656454267), (33, 6218818089), (99, 2072939363), (121, 1696041297), (363, 565347099), (379, 541480203), (487, 421398351), (1021, 200999997), (1089, 188449033), (1137, 180493401), (1461, 140466117), (3063, 66999999), (3411, 60164467), (4169, 49225473), (4383, 46822039), (5357, 38308941), (9189, 22333333), (11231, 18272727), (12507, 16408491), (16071, 12769647), (33693, 6090909), (37521, 5469497), (45859, 4475043), (48213, 4256549), (58927, 3482631), (101079, 2030303), (123541, 1661157), (137577, 1491681), (176781, 1160877), (184573, 1111869), (370623, 553719), (386959, 530343), (412731, 497227)]