180097911

素因数分解:

$3^4\times 7^1\times {\mathrm{191}}^1\times {\mathrm{1663}}^1$

素因数の和:1873

約数の個数: 40

約数和(自身を含む): 309264384

約数和(自身を除く): 129166473

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 191, 567, 573, 1337, 1663, 1719, 4011, 4989, 5157, 11641, 12033, 14967, 15471, 34923, 36099, 44901, 104769, 108297, 134703, 314307, 317633, 942921, 952899, 2223431, 2858697, 6670293, 8576091, 20010879, 25728273, 60032637, 180097911]

約数ペア:

[(1, 180097911), (3, 60032637), (7, 25728273), (9, 20010879), (21, 8576091), (27, 6670293), (63, 2858697), (81, 2223431), (189, 952899), (191, 942921), (567, 317633), (573, 314307), (1337, 134703), (1663, 108297), (1719, 104769), (4011, 44901), (4989, 36099), (5157, 34923), (11641, 15471), (12033, 14967)]