129438456

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{3911}}^1$

素因数の和:4124

約数の個数: 64

約数和(自身を含む): 371796480

約数和(自身を除く): 242358024

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 197, 394, 591, 788, 1182, 1379, 1576, 2364, 2758, 3911, 4137, 4728, 5516, 7822, 8274, 11032, 11733, 15644, 16548, 23466, 27377, 31288, 33096, 46932, 54754, 82131, 93864, 109508, 164262, 219016, 328524, 657048, 770467, 1540934, 2311401, 3081868, 4622802, 5393269, 6163736, 9245604, 10786538, 16179807, 18491208, 21573076, 32359614, 43146152, 64719228, 129438456]

約数ペア:

[(1, 129438456), (2, 64719228), (3, 43146152), (4, 32359614), (6, 21573076), (7, 18491208), (8, 16179807), (12, 10786538), (14, 9245604), (21, 6163736), (24, 5393269), (28, 4622802), (42, 3081868), (56, 2311401), (84, 1540934), (168, 770467), (197, 657048), (394, 328524), (591, 219016), (788, 164262), (1182, 109508), (1379, 93864), (1576, 82131), (2364, 54754), (2758, 46932), (3911, 33096), (4137, 31288), (4728, 27377), (5516, 23466), (7822, 16548), (8274, 15644), (11032, 11733)]