261536464

素因数分解:

$2^4\times 7^1\times {\mathrm{2335147}}^1$

素因数の和:2335162

約数の個数: 20

約数和(自身を含む): 579116704

約数和(自身を除く): 317580240

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 2335147, 4670294, 9340588, 16346029, 18681176, 32692058, 37362352, 65384116, 130768232, 261536464]

約数ペア:

[(1, 261536464), (2, 130768232), (4, 65384116), (7, 37362352), (8, 32692058), (14, 18681176), (16, 16346029), (28, 9340588), (56, 4670294), (112, 2335147)]