81460638

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{4861}}^1$

素因数の和:4902

約数の個数: 72

約数和(自身を含む): 216164520

約数和(自身を除く): 134703882

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 19, 21, 38, 42, 49, 57, 63, 98, 114, 126, 133, 147, 171, 266, 294, 342, 399, 441, 798, 882, 931, 1197, 1862, 2394, 2793, 4861, 5586, 8379, 9722, 14583, 16758, 29166, 34027, 43749, 68054, 87498, 92359, 102081, 184718, 204162, 238189, 277077, 306243, 476378, 554154, 612486, 646513, 714567, 831231, 1293026, 1429134, 1662462, 1939539, 2143701, 3879078, 4287402, 4525591, 5818617, 9051182, 11637234, 13576773, 27153546, 40730319, 81460638]

約数ペア:

[(1, 81460638), (2, 40730319), (3, 27153546), (6, 13576773), (7, 11637234), (9, 9051182), (14, 5818617), (18, 4525591), (19, 4287402), (21, 3879078), (38, 2143701), (42, 1939539), (49, 1662462), (57, 1429134), (63, 1293026), (98, 831231), (114, 714567), (126, 646513), (133, 612486), (147, 554154), (171, 476378), (266, 306243), (294, 277077), (342, 238189), (399, 204162), (441, 184718), (798, 102081), (882, 92359), (931, 87498), (1197, 68054), (1862, 43749), (2394, 34027), (2793, 29166), (4861, 16758), (5586, 14583), (8379, 9722)]