20853837135

素因数分解:

$3^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{349}}^1\times {\mathrm{13147}}^1$

素因数の和:13608

約数の個数: 48

約数和(自身を含む): 36611920800

約数和(自身を除く): 15758083665

約数列:

[1, 3, 5, 9, 15, 45, 101, 303, 349, 505, 909, 1047, 1515, 1745, 3141, 4545, 5235, 13147, 15705, 35249, 39441, 65735, 105747, 118323, 176245, 197205, 317241, 528735, 591615, 1327847, 1586205, 3983541, 4588303, 6639235, 11950623, 13764909, 19917705, 22941515, 41294727, 59753115, 68824545, 206473635, 463418603, 1390255809, 2317093015, 4170767427, 6951279045, 20853837135]

約数ペア:

[(1, 20853837135), (3, 6951279045), (5, 4170767427), (9, 2317093015), (15, 1390255809), (45, 463418603), (101, 206473635), (303, 68824545), (349, 59753115), (505, 41294727), (909, 22941515), (1047, 19917705), (1515, 13764909), (1745, 11950623), (3141, 6639235), (4545, 4588303), (5235, 3983541), (13147, 1586205), (15705, 1327847), (35249, 591615), (39441, 528735), (65735, 317241), (105747, 197205), (118323, 176245)]