631388667

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{11393}}^1$

素因数の和:11452

約数の個数: 48

約数和(自身を含む): 1091089440

約数和(自身を除く): 459700773

約数列:

[1, 3, 7, 13, 21, 29, 39, 49, 87, 91, 147, 203, 273, 377, 609, 637, 1131, 1421, 1911, 2639, 4263, 7917, 11393, 18473, 34179, 55419, 79751, 148109, 239253, 330397, 444327, 558257, 991191, 1036763, 1674771, 2312779, 3110289, 4295161, 6938337, 7257341, 12885483, 16189453, 21772023, 30066127, 48568359, 90198381, 210462889, 631388667]

約数ペア:

[(1, 631388667), (3, 210462889), (7, 90198381), (13, 48568359), (21, 30066127), (29, 21772023), (39, 16189453), (49, 12885483), (87, 7257341), (91, 6938337), (147, 4295161), (203, 3110289), (273, 2312779), (377, 1674771), (609, 1036763), (637, 991191), (1131, 558257), (1421, 444327), (1911, 330397), (2639, 239253), (4263, 148109), (7917, 79751), (11393, 55419), (18473, 34179)]