620070215

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{313}}^1\times {\mathrm{12781}}^1$

素因数の和:13130

約数の個数: 16

約数和(自身を含む): 770601216

約数和(自身を除く): 150531001

約数列:

[1, 5, 31, 155, 313, 1565, 9703, 12781, 48515, 63905, 396211, 1981055, 4000453, 20002265, 124014043, 620070215]

約数ペア:

[(1, 620070215), (5, 124014043), (31, 20002265), (155, 4000453), (313, 1981055), (1565, 396211), (9703, 63905), (12781, 48515)]