42739018

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1$

素因数の和:203

約数の個数: 64

約数和(自身を含む): 81838080

約数和(自身を除く): 39099062

約数列:

[1, 2, 7, 14, 19, 31, 38, 62, 71, 73, 133, 142, 146, 217, 266, 434, 497, 511, 589, 994, 1022, 1178, 1349, 1387, 2201, 2263, 2698, 2774, 4123, 4402, 4526, 5183, 8246, 9443, 9709, 10366, 15407, 15841, 18886, 19418, 30814, 31682, 36281, 41819, 42997, 72562, 83638, 85994, 98477, 160673, 196954, 292733, 300979, 321346, 585466, 601958, 689339, 1124711, 1378678, 2249422, 3052787, 6105574, 21369509, 42739018]

約数ペア:

[(1, 42739018), (2, 21369509), (7, 6105574), (14, 3052787), (19, 2249422), (31, 1378678), (38, 1124711), (62, 689339), (71, 601958), (73, 585466), (133, 321346), (142, 300979), (146, 292733), (217, 196954), (266, 160673), (434, 98477), (497, 85994), (511, 83638), (589, 72562), (994, 42997), (1022, 41819), (1178, 36281), (1349, 31682), (1387, 30814), (2201, 19418), (2263, 18886), (2698, 15841), (2774, 15407), (4123, 10366), (4402, 9709), (4526, 9443), (5183, 8246)]