211326549

素因数分解:

$3^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{263}}^1\times {\mathrm{461}}^1$

素因数の和:817

約数の個数: 32

約数和(自身を含む): 327849984

約数和(自身を除く): 116523435

約数列:

[1, 3, 7, 21, 83, 249, 263, 461, 581, 789, 1383, 1743, 1841, 3227, 5523, 9681, 21829, 38263, 65487, 114789, 121243, 152803, 267841, 363729, 458409, 803523, 848701, 2546103, 10063169, 30189507, 70442183, 211326549]

約数ペア:

[(1, 211326549), (3, 70442183), (7, 30189507), (21, 10063169), (83, 2546103), (249, 848701), (263, 803523), (461, 458409), (581, 363729), (789, 267841), (1383, 152803), (1743, 121243), (1841, 114789), (3227, 65487), (5523, 38263), (9681, 21829)]