201657393

素因数分解:

$3^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{587}}^1$

素因数の和:667

約数の個数: 72

約数和(自身を含む): 365994720

約数和(自身を除く): 164337327

約数列:

[1, 3, 7, 9, 19, 21, 41, 49, 57, 63, 123, 133, 147, 171, 287, 369, 399, 441, 587, 779, 861, 931, 1197, 1761, 2009, 2337, 2583, 2793, 4109, 5283, 5453, 6027, 7011, 8379, 11153, 12327, 16359, 18081, 24067, 28763, 33459, 36981, 38171, 49077, 72201, 78071, 86289, 100377, 114513, 168469, 216603, 234213, 258867, 343539, 457273, 505407, 546497, 702639, 1179283, 1371819, 1516221, 1639491, 3200911, 3537849, 4115457, 4918473, 9602733, 10613547, 22406377, 28808199, 67219131, 201657393]

約数ペア:

[(1, 201657393), (3, 67219131), (7, 28808199), (9, 22406377), (19, 10613547), (21, 9602733), (41, 4918473), (49, 4115457), (57, 3537849), (63, 3200911), (123, 1639491), (133, 1516221), (147, 1371819), (171, 1179283), (287, 702639), (369, 546497), (399, 505407), (441, 457273), (587, 343539), (779, 258867), (861, 234213), (931, 216603), (1197, 168469), (1761, 114513), (2009, 100377), (2337, 86289), (2583, 78071), (2793, 72201), (4109, 49077), (5283, 38171), (5453, 36981), (6027, 33459), (7011, 28763), (8379, 24067), (11153, 18081), (12327, 16359)]