164065839

素因数分解:

$3^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{227}}^1\times {\mathrm{271}}^1$

素因数の和:635

約数の個数: 32

約数和(自身を含む): 254017536

約数和(自身を除く): 89951697

約数列:

[1, 3, 7, 21, 127, 227, 271, 381, 681, 813, 889, 1589, 1897, 2667, 4767, 5691, 28829, 34417, 61517, 86487, 103251, 184551, 201803, 240919, 430619, 605409, 722757, 1291857, 7812659, 23437977, 54688613, 164065839]

約数ペア:

[(1, 164065839), (3, 54688613), (7, 23437977), (21, 7812659), (127, 1291857), (227, 722757), (271, 605409), (381, 430619), (681, 240919), (813, 201803), (889, 184551), (1589, 103251), (1897, 86487), (2667, 61517), (4767, 34417), (5691, 28829)]