201568821

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{53881}}^1$

素因数の和:53956

約数の個数: 16

約数和(自身を含む): 284496960

約数和(自身を除く): 82928139

約数列:

[1, 3, 29, 43, 87, 129, 1247, 3741, 53881, 161643, 1562549, 2316883, 4687647, 6950649, 67189607, 201568821]

約数ペア:

[(1, 201568821), (3, 67189607), (29, 6950649), (43, 4687647), (87, 2316883), (129, 1562549), (1247, 161643), (3741, 53881)]