8913933

素因数分解:

$3^2\times 7^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1$

素因数の和:107

約数の個数: 72

約数和(自身を含む): 16805880

約数和(自身を除く): 7891947

約数列:

[1, 3, 7, 9, 17, 21, 29, 41, 49, 51, 63, 87, 119, 123, 147, 153, 203, 261, 287, 357, 369, 441, 493, 609, 697, 833, 861, 1071, 1189, 1421, 1479, 1827, 2009, 2091, 2499, 2583, 3451, 3567, 4263, 4437, 4879, 6027, 6273, 7497, 8323, 10353, 10701, 12789, 14637, 18081, 20213, 24157, 24969, 31059, 34153, 43911, 58261, 60639, 72471, 74907, 102459, 141491, 174783, 181917, 217413, 307377, 424473, 524349, 990437, 1273419, 2971311, 8913933]

約数ペア:

[(1, 8913933), (3, 2971311), (7, 1273419), (9, 990437), (17, 524349), (21, 424473), (29, 307377), (41, 217413), (49, 181917), (51, 174783), (63, 141491), (87, 102459), (119, 74907), (123, 72471), (147, 60639), (153, 58261), (203, 43911), (261, 34153), (287, 31059), (357, 24969), (369, 24157), (441, 20213), (493, 18081), (609, 14637), (697, 12789), (833, 10701), (861, 10353), (1071, 8323), (1189, 7497), (1421, 6273), (1479, 6027), (1827, 4879), (2009, 4437), (2091, 4263), (2499, 3567), (2583, 3451)]