28687358

素因数分解:

$2^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{55381}}^1$

素因数の和:55427

約数の個数: 16

約数和(自身を含む): 50508384

約数和(自身を除く): 21821026

約数列:

[1, 2, 7, 14, 37, 74, 259, 518, 55381, 110762, 387667, 775334, 2049097, 4098194, 14343679, 28687358]

約数ペア:

[(1, 28687358), (2, 14343679), (7, 4098194), (14, 2049097), (37, 775334), (74, 387667), (259, 110762), (518, 55381)]