20177767569

素因数分解:

$3^1\times {\mathrm{107}}^1\times {\mathrm{421}}^1\times {\mathrm{149309}}^1$

素因数の和:149840

約数の個数: 16

約数和(自身を含む): 27219810240

約数和(自身を除く): 7042042671

約数列:

[1, 3, 107, 321, 421, 1263, 45047, 135141, 149309, 447927, 15976063, 47928189, 62859089, 188577267, 6725922523, 20177767569]

約数ペア:

[(1, 20177767569), (3, 6725922523), (107, 188577267), (321, 62859089), (421, 47928189), (1263, 15976063), (45047, 447927), (135141, 149309)]