871195418

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{197909}}^1$

素因数の和:198013

約数の個数: 16

約数和(自身を含む): 1367953920

約数和(自身を除く): 496758502

約数列:

[1, 2, 31, 62, 71, 142, 2201, 4402, 197909, 395818, 6135179, 12270358, 14051539, 28103078, 435597709, 871195418]

約数ペア:

[(1, 871195418), (2, 435597709), (31, 28103078), (62, 14051539), (71, 12270358), (142, 6135179), (2201, 395818), (4402, 197909)]