210957117

素因数分解:

$3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{151}}^1\times {\mathrm{937}}^1$

素因数の和:1169

約数の個数: 32

約数和(自身を含む): 328495104

約数和(自身を除く): 117537987

約数列:

[1, 3, 7, 21, 71, 151, 213, 453, 497, 937, 1057, 1491, 2811, 3171, 6559, 10721, 19677, 32163, 66527, 75047, 141487, 199581, 225141, 424461, 465689, 990409, 1397067, 2971227, 10045577, 30136731, 70319039, 210957117]

約数ペア:

[(1, 210957117), (3, 70319039), (7, 30136731), (21, 10045577), (71, 2971227), (151, 1397067), (213, 990409), (453, 465689), (497, 424461), (937, 225141), (1057, 199581), (1491, 141487), (2811, 75047), (3171, 66527), (6559, 32163), (10721, 19677)]