71745586

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{149}}^1\times {\mathrm{509}}^1$

素因数の和:714

約数の個数: 32

約数和(自身を含む): 121176000

約数和(自身を除く): 49430414

約数列:

[1, 2, 11, 22, 43, 86, 149, 298, 473, 509, 946, 1018, 1639, 3278, 5599, 6407, 11198, 12814, 21887, 43774, 70477, 75841, 140954, 151682, 240757, 481514, 834251, 1668502, 3261163, 6522326, 35872793, 71745586]

約数ペア:

[(1, 71745586), (2, 35872793), (11, 6522326), (22, 3261163), (43, 1668502), (86, 834251), (149, 481514), (298, 240757), (473, 151682), (509, 140954), (946, 75841), (1018, 70477), (1639, 43774), (3278, 21887), (5599, 12814), (6407, 11198)]