66777681

素因数分解:

$3^1\times {\mathrm{103}}^1\times {\mathrm{197}}^1\times {\mathrm{1097}}^1$

素因数の和:1400

約数の個数: 16

約数和(自身を含む): 90440064

約数和(自身を除く): 23662383

約数列:

[1, 3, 103, 197, 309, 591, 1097, 3291, 20291, 60873, 112991, 216109, 338973, 648327, 22259227, 66777681]

約数ペア:

[(1, 66777681), (3, 22259227), (103, 648327), (197, 338973), (309, 216109), (591, 112991), (1097, 60873), (3291, 20291)]