20161247457

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{4742707}}^1$

素因数の和:4742832

約数の個数: 16

約数和(自身を含む): 29215081280

約数和(自身を除く): 9053833823

約数列:

[1, 3, 13, 39, 109, 327, 1417, 4251, 4742707, 14228121, 61655191, 184965573, 516955063, 1550865189, 6720415819, 20161247457]

約数ペア:

[(1, 20161247457), (3, 6720415819), (13, 1550865189), (39, 516955063), (109, 184965573), (327, 61655191), (1417, 14228121), (4251, 4742707)]