1242302878

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{487943}}^1$

素因数の和:488031

約数の個数: 16

約数和(自身を含む): 1990811520

約数和(自身を除く): 748508642

約数列:

[1, 2, 19, 38, 67, 134, 1273, 2546, 487943, 975886, 9270917, 18541834, 32692181, 65384362, 621151439, 1242302878]

約数ペア:

[(1, 1242302878), (2, 621151439), (19, 65384362), (38, 32692181), (67, 18541834), (134, 9270917), (1273, 975886), (2546, 487943)]