2017811565

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{661}}^1\times {\mathrm{881}}^1$

素因数の和:1571

約数の個数: 96

約数和(自身を含む): 4372123392

約数和(自身を除く): 2354311827

約数列:

[1, 3, 5, 7, 9, 11, 15, 21, 33, 35, 45, 55, 63, 77, 99, 105, 165, 231, 315, 385, 495, 661, 693, 881, 1155, 1983, 2643, 3305, 3465, 4405, 4627, 5949, 6167, 7271, 7929, 9691, 9915, 13215, 13881, 18501, 21813, 23135, 29073, 29745, 30835, 36355, 39645, 41643, 48455, 50897, 55503, 65439, 67837, 69405, 87219, 92505, 109065, 145365, 152691, 203511, 208215, 254485, 277515, 327195, 339185, 436095, 458073, 582341, 610533, 763455, 1017555, 1747023, 2290365, 2911705, 3052665, 4076387, 5241069, 6405751, 8735115, 12229161, 19217253, 20381935, 26205345, 32028755, 36687483, 44840257, 57651759, 61145805, 96086265, 134520771, 183437415, 224201285, 288258795, 403562313, 672603855, 2017811565]

約数ペア:

[(1, 2017811565), (3, 672603855), (5, 403562313), (7, 288258795), (9, 224201285), (11, 183437415), (15, 134520771), (21, 96086265), (33, 61145805), (35, 57651759), (45, 44840257), (55, 36687483), (63, 32028755), (77, 26205345), (99, 20381935), (105, 19217253), (165, 12229161), (231, 8735115), (315, 6405751), (385, 5241069), (495, 4076387), (661, 3052665), (693, 2911705), (881, 2290365), (1155, 1747023), (1983, 1017555), (2643, 763455), (3305, 610533), (3465, 582341), (4405, 458073), (4627, 436095), (5949, 339185), (6167, 327195), (7271, 277515), (7929, 254485), (9691, 208215), (9915, 203511), (13215, 152691), (13881, 145365), (18501, 109065), (21813, 92505), (23135, 87219), (29073, 69405), (29745, 67837), (30835, 65439), (36355, 55503), (39645, 50897), (41643, 48455)]