66781884

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{22531}}^1$

素因数の和:22570

約数の個数: 48

約数和(自身を含む): 176650880

約数和(自身を除く): 109868996

約数列:

[1, 2, 3, 4, 6, 12, 13, 19, 26, 38, 39, 52, 57, 76, 78, 114, 156, 228, 247, 494, 741, 988, 1482, 2964, 22531, 45062, 67593, 90124, 135186, 270372, 292903, 428089, 585806, 856178, 878709, 1171612, 1284267, 1712356, 1757418, 2568534, 3514836, 5137068, 5565157, 11130314, 16695471, 22260628, 33390942, 66781884]

約数ペア:

[(1, 66781884), (2, 33390942), (3, 22260628), (4, 16695471), (6, 11130314), (12, 5565157), (13, 5137068), (19, 3514836), (26, 2568534), (38, 1757418), (39, 1712356), (52, 1284267), (57, 1171612), (76, 878709), (78, 856178), (114, 585806), (156, 428089), (228, 292903), (247, 270372), (494, 135186), (741, 90124), (988, 67593), (1482, 45062), (2964, 22531)]