86987453

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{487}}^1$

素因数の和:609

約数の個数: 32

約数和(自身を含む): 112435200

約数和(自身を除く): 25447747

約数列:

[1, 7, 17, 19, 79, 119, 133, 323, 487, 553, 1343, 1501, 2261, 3409, 8279, 9253, 9401, 10507, 25517, 38473, 57953, 64771, 157301, 178619, 269311, 654041, 730987, 1101107, 4578287, 5116909, 12426779, 86987453]

約数ペア:

[(1, 86987453), (7, 12426779), (17, 5116909), (19, 4578287), (79, 1101107), (119, 730987), (133, 654041), (323, 269311), (487, 178619), (553, 157301), (1343, 64771), (1501, 57953), (2261, 38473), (3409, 25517), (8279, 10507), (9253, 9401)]