397722854

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{7591}}^1$

素因数の和:7700

約数の個数: 32

約数和(自身を含む): 669067776

約数和(自身を除く): 271344922

約数列:

[1, 2, 17, 23, 34, 46, 67, 134, 391, 782, 1139, 1541, 2278, 3082, 7591, 15182, 26197, 52394, 129047, 174593, 258094, 349186, 508597, 1017194, 2968081, 5936162, 8646149, 11697731, 17292298, 23395462, 198861427, 397722854]

約数ペア:

[(1, 397722854), (2, 198861427), (17, 23395462), (23, 17292298), (34, 11697731), (46, 8646149), (67, 5936162), (134, 2968081), (391, 1017194), (782, 508597), (1139, 349186), (1541, 258094), (2278, 174593), (3082, 129047), (7591, 52394), (15182, 26197)]