156980218

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1\times {\mathrm{16127}}^1$

素因数の和:16317

約数の個数: 16

約数和(自身を含む): 244629504

約数和(自身を除く): 87649286

約数列:

[1, 2, 31, 62, 157, 314, 4867, 9734, 16127, 32254, 499937, 999874, 2531939, 5063878, 78490109, 156980218]

約数ペア:

[(1, 156980218), (2, 78490109), (31, 5063878), (62, 2531939), (157, 999874), (314, 499937), (4867, 32254), (9734, 16127)]