211026459

素因数分解:

$3^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{131}}^1\times {\mathrm{971}}^1$

素因数の和:1191

約数の個数: 32

約数和(自身を含む): 328458240

約数和(自身を除く): 117431781

約数列:

[1, 3, 7, 21, 79, 131, 237, 393, 553, 917, 971, 1659, 2751, 2913, 6797, 10349, 20391, 31047, 72443, 76709, 127201, 217329, 230127, 381603, 536963, 890407, 1610889, 2671221, 10048879, 30146637, 70342153, 211026459]

約数ペア:

[(1, 211026459), (3, 70342153), (7, 30146637), (21, 10048879), (79, 2671221), (131, 1610889), (237, 890407), (393, 536963), (553, 381603), (917, 230127), (971, 217329), (1659, 127201), (2751, 76709), (2913, 72443), (6797, 31047), (10349, 20391)]