91000898

素因数分解:

$2^1\times {\mathrm{17}}^2\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{89}}^1$

素因数の和:215

約数の個数: 48

約数和(自身を含む): 154175400

約数和(自身を除く): 63174502

約数列:

[1, 2, 17, 29, 34, 58, 61, 89, 122, 178, 289, 493, 578, 986, 1037, 1513, 1769, 2074, 2581, 3026, 3538, 5162, 5429, 8381, 10858, 16762, 17629, 25721, 30073, 35258, 43877, 51442, 60146, 87754, 92293, 157441, 184586, 314882, 511241, 745909, 1022482, 1491818, 1568981, 2676497, 3137962, 5352994, 45500449, 91000898]

約数ペア:

[(1, 91000898), (2, 45500449), (17, 5352994), (29, 3137962), (34, 2676497), (58, 1568981), (61, 1491818), (89, 1022482), (122, 745909), (178, 511241), (289, 314882), (493, 184586), (578, 157441), (986, 92293), (1037, 87754), (1513, 60146), (1769, 51442), (2074, 43877), (2581, 35258), (3026, 30073), (3538, 25721), (5162, 17629), (5429, 16762), (8381, 10858)]