66281348

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{4019}}^1$

素因数の和:4080

約数の個数: 48

約数和(自身を含む): 144076800

約数和(自身を除く): 77795452

約数列:

[1, 2, 4, 7, 14, 19, 28, 31, 38, 62, 76, 124, 133, 217, 266, 434, 532, 589, 868, 1178, 2356, 4019, 4123, 8038, 8246, 16076, 16492, 28133, 56266, 76361, 112532, 124589, 152722, 249178, 305444, 498356, 534527, 872123, 1069054, 1744246, 2138108, 2367191, 3488492, 4734382, 9468764, 16570337, 33140674, 66281348]

約数ペア:

[(1, 66281348), (2, 33140674), (4, 16570337), (7, 9468764), (14, 4734382), (19, 3488492), (28, 2367191), (31, 2138108), (38, 1744246), (62, 1069054), (76, 872123), (124, 534527), (133, 498356), (217, 305444), (266, 249178), (434, 152722), (532, 124589), (589, 112532), (868, 76361), (1178, 56266), (2356, 28133), (4019, 16492), (4123, 16076), (8038, 8246)]