2151567444

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{647}}^1\times {\mathrm{21317}}^1$

素因数の和:21984

約数の個数: 48

約数和(自身を含む): 5415113088

約数和(自身を除く): 3263545644

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 647, 1294, 1941, 2588, 3882, 7764, 8411, 16822, 21317, 25233, 33644, 42634, 50466, 63951, 85268, 100932, 127902, 255804, 277121, 554242, 831363, 1108484, 1662726, 3325452, 13792099, 27584198, 41376297, 55168396, 82752594, 165505188, 179297287, 358594574, 537891861, 717189148, 1075783722, 2151567444]

約数ペア:

[(1, 2151567444), (2, 1075783722), (3, 717189148), (4, 537891861), (6, 358594574), (12, 179297287), (13, 165505188), (26, 82752594), (39, 55168396), (52, 41376297), (78, 27584198), (156, 13792099), (647, 3325452), (1294, 1662726), (1941, 1108484), (2588, 831363), (3882, 554242), (7764, 277121), (8411, 255804), (16822, 127902), (21317, 100932), (25233, 85268), (33644, 63951), (42634, 50466)]