218366841

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{20113}}^1$

素因数の和:20181

約数の個数: 32

約数和(自身を含む): 370741248

約数和(自身を除く): 152374407

約数列:

[1, 3, 7, 11, 21, 33, 47, 77, 141, 231, 329, 517, 987, 1551, 3619, 10857, 20113, 60339, 140791, 221243, 422373, 663729, 945311, 1548701, 2835933, 4646103, 6617177, 10398421, 19851531, 31195263, 72788947, 218366841]

約数ペア:

[(1, 218366841), (3, 72788947), (7, 31195263), (11, 19851531), (21, 10398421), (33, 6617177), (47, 4646103), (77, 2835933), (141, 1548701), (231, 945311), (329, 663729), (517, 422373), (987, 221243), (1551, 140791), (3619, 60339), (10857, 20113)]