66443342

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{157}}^1$

素因数の和:265

約数の個数: 64

約数和(自身を含む): 126804480

約数和(自身を除く): 60361138

約数列:

[1, 2, 7, 14, 19, 37, 38, 43, 74, 86, 133, 157, 259, 266, 301, 314, 518, 602, 703, 817, 1099, 1406, 1591, 1634, 2198, 2983, 3182, 4921, 5719, 5809, 5966, 6751, 9842, 11137, 11438, 11618, 13502, 20881, 22274, 30229, 40663, 41762, 47257, 60458, 81326, 94514, 110371, 128269, 211603, 220742, 249787, 256538, 423206, 499574, 772597, 897883, 1545194, 1748509, 1795766, 3497018, 4745953, 9491906, 33221671, 66443342]

約数ペア:

[(1, 66443342), (2, 33221671), (7, 9491906), (14, 4745953), (19, 3497018), (37, 1795766), (38, 1748509), (43, 1545194), (74, 897883), (86, 772597), (133, 499574), (157, 423206), (259, 256538), (266, 249787), (301, 220742), (314, 211603), (518, 128269), (602, 110371), (703, 94514), (817, 81326), (1099, 60458), (1406, 47257), (1591, 41762), (1634, 40663), (2198, 30229), (2983, 22274), (3182, 20881), (4921, 13502), (5719, 11618), (5809, 11438), (5966, 11137), (6751, 9842)]