211316061

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{137}}^1\times {\mathrm{1087}}^1$

素因数の和:1281

約数の個数: 32

約数和(自身を含む): 317104128

約数和(自身を除く): 105788067

約数列:

[1, 3, 11, 33, 43, 129, 137, 411, 473, 1087, 1419, 1507, 3261, 4521, 5891, 11957, 17673, 35871, 46741, 64801, 140223, 148919, 194403, 446757, 514151, 1542453, 1638109, 4914327, 6403517, 19210551, 70438687, 211316061]

約数ペア:

[(1, 211316061), (3, 70438687), (11, 19210551), (33, 6403517), (43, 4914327), (129, 1638109), (137, 1542453), (411, 514151), (473, 446757), (1087, 194403), (1419, 148919), (1507, 140223), (3261, 64801), (4521, 46741), (5891, 35871), (11957, 17673)]