388581687

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{257}}^1\times {\mathrm{12923}}^1$

素因数の和:13199

約数の個数: 24

約数和(自身を含む): 606859344

約数和(自身を除く): 218277657

約数列:

[1, 3, 9, 13, 39, 117, 257, 771, 2313, 3341, 10023, 12923, 30069, 38769, 116307, 167999, 503997, 1511991, 3321211, 9963633, 29890899, 43175743, 129527229, 388581687]

約数ペア:

[(1, 388581687), (3, 129527229), (9, 43175743), (13, 29890899), (39, 9963633), (117, 3321211), (257, 1511991), (771, 503997), (2313, 167999), (3341, 116307), (10023, 38769), (12923, 30069)]