65681448

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{390961}}^1$

素因数の和:390977

約数の個数: 32

約数和(自身を含む): 187661760

約数和(自身を除く): 121980312

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 390961, 781922, 1172883, 1563844, 2345766, 2736727, 3127688, 4691532, 5473454, 8210181, 9383064, 10946908, 16420362, 21893816, 32840724, 65681448]

約数ペア:

[(1, 65681448), (2, 32840724), (3, 21893816), (4, 16420362), (6, 10946908), (7, 9383064), (8, 8210181), (12, 5473454), (14, 4691532), (21, 3127688), (24, 2736727), (28, 2345766), (42, 1563844), (56, 1172883), (84, 781922), (168, 390961)]