268404773

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{101}}^1$

素因数の和:222

約数の個数: 64

約数和(自身を含む): 370137600

約数和(自身を除く): 101732827

約数列:

[1, 7, 13, 19, 29, 53, 91, 101, 133, 203, 247, 371, 377, 551, 689, 707, 1007, 1313, 1537, 1729, 1919, 2639, 2929, 3857, 4823, 5353, 7049, 7163, 9191, 10759, 13091, 13433, 19981, 20503, 24947, 29203, 37471, 38077, 50141, 55651, 69589, 91637, 101707, 139867, 155237, 174629, 204421, 266539, 379639, 389557, 487123, 711949, 723463, 1086659, 1322191, 2018081, 2657473, 2949503, 5064241, 9255337, 14126567, 20646521, 38343539, 268404773]

約数ペア:

[(1, 268404773), (7, 38343539), (13, 20646521), (19, 14126567), (29, 9255337), (53, 5064241), (91, 2949503), (101, 2657473), (133, 2018081), (203, 1322191), (247, 1086659), (371, 723463), (377, 711949), (551, 487123), (689, 389557), (707, 379639), (1007, 266539), (1313, 204421), (1537, 174629), (1729, 155237), (1919, 139867), (2639, 101707), (2929, 91637), (3857, 69589), (4823, 55651), (5353, 50141), (7049, 38077), (7163, 37471), (9191, 29203), (10759, 24947), (13091, 20503), (13433, 19981)]