226890951

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{4091}}^1$

素因数の和:4259

約数の個数: 32

約数和(自身を含む): 366643200

約数和(自身を除く): 139752249

約数列:

[1, 3, 7, 19, 21, 57, 133, 139, 399, 417, 973, 2641, 2919, 4091, 7923, 12273, 18487, 28637, 55461, 77729, 85911, 233187, 544103, 568649, 1632309, 1705947, 3980543, 10804331, 11941629, 32412993, 75630317, 226890951]

約数ペア:

[(1, 226890951), (3, 75630317), (7, 32412993), (19, 11941629), (21, 10804331), (57, 3980543), (133, 1705947), (139, 1632309), (399, 568649), (417, 544103), (973, 233187), (2641, 85911), (2919, 77729), (4091, 55461), (7923, 28637), (12273, 18487)]