81428028

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{277}}^1$

素因数の和:443

約数の個数: 96

約数和(自身を含む): 221937408

約数和(自身を除く): 140509380

約数列:

[1, 2, 3, 4, 6, 11, 12, 17, 22, 33, 34, 44, 51, 66, 68, 102, 131, 132, 187, 204, 262, 277, 374, 393, 524, 554, 561, 748, 786, 831, 1108, 1122, 1441, 1572, 1662, 2227, 2244, 2882, 3047, 3324, 4323, 4454, 4709, 5764, 6094, 6681, 8646, 8908, 9141, 9418, 12188, 13362, 14127, 17292, 18282, 18836, 24497, 26724, 28254, 36287, 36564, 48994, 51799, 56508, 72574, 73491, 97988, 103598, 108861, 145148, 146982, 155397, 207196, 217722, 293964, 310794, 399157, 435444, 616879, 621588, 798314, 1197471, 1233758, 1596628, 1850637, 2394942, 2467516, 3701274, 4789884, 6785669, 7402548, 13571338, 20357007, 27142676, 40714014, 81428028]

約数ペア:

[(1, 81428028), (2, 40714014), (3, 27142676), (4, 20357007), (6, 13571338), (11, 7402548), (12, 6785669), (17, 4789884), (22, 3701274), (33, 2467516), (34, 2394942), (44, 1850637), (51, 1596628), (66, 1233758), (68, 1197471), (102, 798314), (131, 621588), (132, 616879), (187, 435444), (204, 399157), (262, 310794), (277, 293964), (374, 217722), (393, 207196), (524, 155397), (554, 146982), (561, 145148), (748, 108861), (786, 103598), (831, 97988), (1108, 73491), (1122, 72574), (1441, 56508), (1572, 51799), (1662, 48994), (2227, 36564), (2244, 36287), (2882, 28254), (3047, 26724), (3324, 24497), (4323, 18836), (4454, 18282), (4709, 17292), (5764, 14127), (6094, 13362), (6681, 12188), (8646, 9418), (8908, 9141)]