51640804827

素因数分解:

$3^3\times {\mathrm{67}}^1\times {\mathrm{131}}^1\times {\mathrm{359}}^1\times {\mathrm{607}}^1$

素因数の和:1173

約数の個数: 64

約数和(自身を含む): 78586675200

約数和(自身を除く): 26945870373

約数列:

[1, 3, 9, 27, 67, 131, 201, 359, 393, 603, 607, 1077, 1179, 1809, 1821, 3231, 3537, 5463, 8777, 9693, 16389, 24053, 26331, 40669, 47029, 72159, 78993, 79517, 122007, 141087, 216477, 217913, 236979, 238551, 366021, 423261, 649431, 653739, 715653, 1098063, 1269783, 1961217, 2146959, 3150943, 5327639, 5883651, 9452829, 14600171, 15982917, 28358487, 28546603, 43800513, 47948751, 85075461, 85639809, 131401539, 143846253, 256919427, 394204617, 770758281, 1912622401, 5737867203, 17213601609, 51640804827]

約数ペア:

[(1, 51640804827), (3, 17213601609), (9, 5737867203), (27, 1912622401), (67, 770758281), (131, 394204617), (201, 256919427), (359, 143846253), (393, 131401539), (603, 85639809), (607, 85075461), (1077, 47948751), (1179, 43800513), (1809, 28546603), (1821, 28358487), (3231, 15982917), (3537, 14600171), (5463, 9452829), (8777, 5883651), (9693, 5327639), (16389, 3150943), (24053, 2146959), (26331, 1961217), (40669, 1269783), (47029, 1098063), (72159, 715653), (78993, 653739), (79517, 649431), (122007, 423261), (141087, 366021), (216477, 238551), (217913, 236979)]