1580397

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{827}}^1$

素因数の和:857

約数の個数: 24

約数和(自身を含む): 2642976

約数和(自身を除く): 1062579

約数列:

[1, 3, 7, 13, 21, 39, 49, 91, 147, 273, 637, 827, 1911, 2481, 5789, 10751, 17367, 32253, 40523, 75257, 121569, 225771, 526799, 1580397]

約数ペア:

[(1, 1580397), (3, 526799), (7, 225771), (13, 121569), (21, 75257), (39, 40523), (49, 32253), (91, 17367), (147, 10751), (273, 5789), (637, 2481), (827, 1911)]