199444

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{419}}^1$

素因数の和:447

約数の個数: 24

約数和(自身を含む): 423360

約数和(自身を除く): 223916

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 119, 238, 419, 476, 838, 1676, 2933, 5866, 7123, 11732, 14246, 28492, 49861, 99722, 199444]

約数ペア:

[(1, 199444), (2, 99722), (4, 49861), (7, 28492), (14, 14246), (17, 11732), (28, 7123), (34, 5866), (68, 2933), (119, 1676), (238, 838), (419, 476)]