140868189

素因数分解:

$3^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{409}}^1$

素因数の和:511

約数の個数: 72

約数和(自身を含む): 262491840

約数和(自身を除く): 121623651

約数列:

[1, 3, 7, 9, 11, 21, 33, 49, 63, 71, 77, 99, 147, 213, 231, 409, 441, 497, 539, 639, 693, 781, 1227, 1491, 1617, 2343, 2863, 3479, 3681, 4473, 4499, 4851, 5467, 7029, 8589, 10437, 13497, 16401, 20041, 25767, 29039, 31311, 31493, 38269, 40491, 49203, 60123, 87117, 94479, 114807, 180369, 203273, 220451, 261351, 283437, 319429, 344421, 609819, 661353, 958287, 1422911, 1829457, 1984059, 2236003, 2874861, 4268733, 6708009, 12806199, 15652021, 20124027, 46956063, 140868189]

約数ペア:

[(1, 140868189), (3, 46956063), (7, 20124027), (9, 15652021), (11, 12806199), (21, 6708009), (33, 4268733), (49, 2874861), (63, 2236003), (71, 1984059), (77, 1829457), (99, 1422911), (147, 958287), (213, 661353), (231, 609819), (409, 344421), (441, 319429), (497, 283437), (539, 261351), (639, 220451), (693, 203273), (781, 180369), (1227, 114807), (1491, 94479), (1617, 87117), (2343, 60123), (2863, 49203), (3479, 40491), (3681, 38269), (4473, 31493), (4499, 31311), (4851, 29039), (5467, 25767), (7029, 20041), (8589, 16401), (10437, 13497)]