718921281

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^2\times {\mathrm{953}}^1$

素因数の和:1050

約数の個数: 48

約数和(自身を含む): 1116775296

約数和(自身を除く): 397854015

約数列:

[1, 3, 13, 23, 29, 39, 69, 87, 299, 377, 667, 841, 897, 953, 1131, 2001, 2523, 2859, 8671, 10933, 12389, 19343, 21919, 26013, 27637, 32799, 37167, 58029, 65757, 82911, 251459, 284947, 359281, 635651, 754377, 801473, 854841, 1077843, 1906953, 2404419, 8263463, 10419149, 18433879, 24790389, 31257447, 55301637, 239640427, 718921281]

約数ペア:

[(1, 718921281), (3, 239640427), (13, 55301637), (23, 31257447), (29, 24790389), (39, 18433879), (69, 10419149), (87, 8263463), (299, 2404419), (377, 1906953), (667, 1077843), (841, 854841), (897, 801473), (953, 754377), (1131, 635651), (2001, 359281), (2523, 284947), (2859, 251459), (8671, 82911), (10933, 65757), (12389, 58029), (19343, 37167), (21919, 32799), (26013, 27637)]