745218321

素因数分解:

$3^1\times {\mathrm{59}}^1\times {\mathrm{449}}^1\times {\mathrm{9377}}^1$

素因数の和:9888

約数の個数: 16

約数和(自身を含む): 1012824000

約数和(自身を除く): 267605679

約数列:

[1, 3, 59, 177, 449, 1347, 9377, 26491, 28131, 79473, 553243, 1659729, 4210273, 12630819, 248406107, 745218321]

約数ペア:

[(1, 745218321), (3, 248406107), (59, 12630819), (177, 4210273), (449, 1659729), (1347, 553243), (9377, 79473), (26491, 28131)]