71745219

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{5153}}^1$

素因数の和:5196

約数の個数: 48

約数和(自身を含む): 135076032

約数和(自身を除く): 63330813

約数列:

[1, 3, 7, 9, 13, 17, 21, 39, 51, 63, 91, 117, 119, 153, 221, 273, 357, 663, 819, 1071, 1547, 1989, 4641, 5153, 13923, 15459, 36071, 46377, 66989, 87601, 108213, 200967, 262803, 324639, 468923, 602901, 613207, 788409, 1138813, 1406769, 1839621, 3416439, 4220307, 5518863, 7971691, 10249317, 23915073, 71745219]

約数ペア:

[(1, 71745219), (3, 23915073), (7, 10249317), (9, 7971691), (13, 5518863), (17, 4220307), (21, 3416439), (39, 1839621), (51, 1406769), (63, 1138813), (91, 788409), (117, 613207), (119, 602901), (153, 468923), (221, 324639), (273, 262803), (357, 200967), (663, 108213), (819, 87601), (1071, 66989), (1547, 46377), (1989, 36071), (4641, 15459), (5153, 13923)]