27699973

素因数分解:

$7^1\times {\mathrm{53}}^1\times {\mathrm{197}}^1\times {\mathrm{379}}^1$

素因数の和:636

約数の個数: 16

約数和(自身を含む): 32503680

約数和(自身を除く): 4803707

約数列:

[1, 7, 53, 197, 371, 379, 1379, 2653, 10441, 20087, 73087, 74663, 140609, 522641, 3957139, 27699973]

約数ペア:

[(1, 27699973), (7, 3957139), (53, 522641), (197, 140609), (371, 74663), (379, 73087), (1379, 20087), (2653, 10441)]