13201450479

素因数分解:

$3^2\times 7^1\times {\mathrm{3881}}^1\times {\mathrm{53993}}^1$

素因数の和:57887

約数の個数: 24

約数和(自身を含む): 21798889632

約数和(自身を除く): 8597439153

約数列:

[1, 3, 7, 9, 21, 63, 3881, 11643, 27167, 34929, 53993, 81501, 161979, 244503, 377951, 485937, 1133853, 3401559, 209546833, 628640499, 1466827831, 1885921497, 4400483493, 13201450479]

約数ペア:

[(1, 13201450479), (3, 4400483493), (7, 1885921497), (9, 1466827831), (21, 628640499), (63, 209546833), (3881, 3401559), (11643, 1133853), (27167, 485937), (34929, 377951), (53993, 244503), (81501, 161979)]