77891073

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{109}}^1\times {\mathrm{251}}^1$

素因数の和:449

約数の個数: 32

約数和(自身を含む): 114871680

約数和(自身を除く): 36980607

約数列:

[1, 3, 13, 39, 73, 109, 219, 251, 327, 753, 949, 1417, 2847, 3263, 4251, 7957, 9789, 18323, 23871, 27359, 54969, 82077, 103441, 238199, 310323, 355667, 714597, 1067001, 1997207, 5991621, 25963691, 77891073]

約数ペア:

[(1, 77891073), (3, 25963691), (13, 5991621), (39, 1997207), (73, 1067001), (109, 714597), (219, 355667), (251, 310323), (327, 238199), (753, 103441), (949, 82077), (1417, 54969), (2847, 27359), (3263, 23871), (4251, 18323), (7957, 9789)]