319287171

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{163}}^1\times {\mathrm{2521}}^1$

素因数の和:2731

約数の個数: 32

約数和(自身を含む): 502947328

約数和(自身を除く): 183660157

約数列:

[1, 3, 7, 21, 37, 111, 163, 259, 489, 777, 1141, 2521, 3423, 6031, 7563, 17647, 18093, 42217, 52941, 93277, 126651, 279831, 410923, 652939, 1232769, 1958817, 2876461, 8629383, 15204151, 45612453, 106429057, 319287171]

約数ペア:

[(1, 319287171), (3, 106429057), (7, 45612453), (21, 15204151), (37, 8629383), (111, 2876461), (163, 1958817), (259, 1232769), (489, 652939), (777, 410923), (1141, 279831), (2521, 126651), (3423, 93277), (6031, 52941), (7563, 42217), (17647, 18093)]