669812

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1171}}^1$

素因数の和:1199

約数の個数: 24

約数和(自身を含む): 1378272

約数和(自身を除く): 708460

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 143, 286, 572, 1171, 2342, 4684, 12881, 15223, 25762, 30446, 51524, 60892, 167453, 334906, 669812]

約数ペア:

[(1, 669812), (2, 334906), (4, 167453), (11, 60892), (13, 51524), (22, 30446), (26, 25762), (44, 15223), (52, 12881), (143, 4684), (286, 2342), (572, 1171)]