156728959919

素因数分解:

$7^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{409}}^1\times {\mathrm{31051}}^1$

素因数の和:31551

約数の個数: 32

約数和(自身を含む): 188219834880

約数和(自身を除く): 31490874961

約数列:

[1, 7, 41, 43, 287, 301, 409, 1763, 2863, 12341, 16769, 17587, 31051, 117383, 123109, 217357, 721067, 1273091, 1335193, 5047469, 8911637, 9346351, 12699859, 54742913, 88899013, 383200391, 520694219, 546093937, 3644859533, 3822657559, 22389851417, 156728959919]

約数ペア:

[(1, 156728959919), (7, 22389851417), (41, 3822657559), (43, 3644859533), (287, 546093937), (301, 520694219), (409, 383200391), (1763, 88899013), (2863, 54742913), (12341, 12699859), (16769, 9346351), (17587, 8911637), (31051, 5047469), (117383, 1335193), (123109, 1273091), (217357, 721067)]