200640741

素因数分解:

$3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{71837}}^1$

素因数の和:71873

約数の個数: 24

約数和(自身を含む): 327581280

約数和(自身を除く): 126940539

約数列:

[1, 3, 7, 19, 21, 49, 57, 133, 147, 399, 931, 2793, 71837, 215511, 502859, 1364903, 1508577, 3520013, 4094709, 9554321, 10560039, 28662963, 66880247, 200640741]

約数ペア:

[(1, 200640741), (3, 66880247), (7, 28662963), (19, 10560039), (21, 9554321), (49, 4094709), (57, 3520013), (133, 1508577), (147, 1364903), (399, 502859), (931, 215511), (2793, 71837)]