260127987

素因数分解:

$3^1\times 7^1\times {\mathrm{971}}^1\times {\mathrm{12757}}^1$

素因数の和:13738

約数の個数: 16

約数和(自身を含む): 396824832

約数和(自身を除く): 136696845

約数列:

[1, 3, 7, 21, 971, 2913, 6797, 12757, 20391, 38271, 89299, 267897, 12387047, 37161141, 86709329, 260127987]

約数ペア:

[(1, 260127987), (3, 86709329), (7, 37161141), (21, 12387047), (971, 267897), (2913, 89299), (6797, 38271), (12757, 20391)]