40538799

素因数分解:

$3^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1$

素因数の和:162

約数の個数: 80

約数和(自身を含む): 75271680

約数和(自身を除く): 34732881

約数列:

[1, 3, 7, 9, 19, 21, 27, 53, 57, 63, 71, 81, 133, 159, 171, 189, 213, 371, 399, 477, 497, 513, 567, 639, 1007, 1113, 1197, 1349, 1431, 1491, 1539, 1917, 3021, 3339, 3591, 3763, 4047, 4293, 4473, 5751, 7049, 9063, 9443, 10017, 10773, 11289, 12141, 13419, 21147, 26341, 27189, 28329, 30051, 33867, 36423, 40257, 63441, 71497, 79023, 81567, 84987, 101601, 109269, 190323, 214491, 237069, 254961, 304803, 500479, 570969, 643473, 711207, 764883, 1501437, 1930419, 2133621, 4504311, 5791257, 13512933, 40538799]

約数ペア:

[(1, 40538799), (3, 13512933), (7, 5791257), (9, 4504311), (19, 2133621), (21, 1930419), (27, 1501437), (53, 764883), (57, 711207), (63, 643473), (71, 570969), (81, 500479), (133, 304803), (159, 254961), (171, 237069), (189, 214491), (213, 190323), (371, 109269), (399, 101601), (477, 84987), (497, 81567), (513, 79023), (567, 71497), (639, 63441), (1007, 40257), (1113, 36423), (1197, 33867), (1349, 30051), (1431, 28329), (1491, 27189), (1539, 26341), (1917, 21147), (3021, 13419), (3339, 12141), (3591, 11289), (3763, 10773), (4047, 10017), (4293, 9443), (4473, 9063), (5751, 7049)]