223869191

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{349}}^1$

素因数の和:448

約数の個数: 48

約数和(自身を含む): 301644000

約数和(自身を除く): 77774809

約数列:

[1, 7, 13, 19, 49, 53, 91, 133, 247, 349, 371, 637, 689, 931, 1007, 1729, 2443, 2597, 4537, 4823, 6631, 7049, 12103, 13091, 17101, 18497, 31759, 33761, 46417, 49343, 86203, 91637, 129479, 222313, 240461, 324919, 351443, 603421, 641459, 906353, 1683227, 2460101, 4223947, 4568759, 11782589, 17220707, 31981313, 223869191]

約数ペア:

[(1, 223869191), (7, 31981313), (13, 17220707), (19, 11782589), (49, 4568759), (53, 4223947), (91, 2460101), (133, 1683227), (247, 906353), (349, 641459), (371, 603421), (637, 351443), (689, 324919), (931, 240461), (1007, 222313), (1729, 129479), (2443, 91637), (2597, 86203), (4537, 49343), (4823, 46417), (6631, 33761), (7049, 31759), (12103, 18497), (13091, 17101)]