291220147803

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{53720743}}^1$

素因数の和:53720898

約数の個数: 16

約数和(自身を含む): 421170632960

約数和(自身を除く): 129950485157

約数列:

[1, 3, 13, 39, 139, 417, 1807, 5421, 53720743, 161162229, 698369659, 2095108977, 7467183277, 22401549831, 97073382601, 291220147803]

約数ペア:

[(1, 291220147803), (3, 97073382601), (13, 22401549831), (39, 7467183277), (139, 2095108977), (417, 698369659), (1807, 161162229), (5421, 53720743)]