212978238

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{25409}}^1$

素因数の和:25552

約数の個数: 32

約数和(自身を含む): 468357120

約数和(自身を除く): 255378882

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 127, 254, 381, 762, 1397, 2794, 4191, 8382, 25409, 50818, 76227, 152454, 279499, 558998, 838497, 1676994, 3226943, 6453886, 9680829, 19361658, 35496373, 70992746, 106489119, 212978238]

約数ペア:

[(1, 212978238), (2, 106489119), (3, 70992746), (6, 35496373), (11, 19361658), (22, 9680829), (33, 6453886), (66, 3226943), (127, 1676994), (254, 838497), (381, 558998), (762, 279499), (1397, 152454), (2794, 76227), (4191, 50818), (8382, 25409)]