1661129065

素因数分解:

$5^1\times {\mathrm{523}}^1\times {\mathrm{641}}^1\times {\mathrm{991}}^1$

素因数の和:2160

約数の個数: 16

約数和(自身を含む): 2002300416

約数和(自身を除く): 341171351

約数列:

[1, 5, 523, 641, 991, 2615, 3205, 4955, 335243, 518293, 635231, 1676215, 2591465, 3176155, 332225813, 1661129065]

約数ペア:

[(1, 1661129065), (5, 332225813), (523, 3176155), (641, 2591465), (991, 1676215), (2615, 635231), (3205, 518293), (4955, 335243)]