28172888

素因数分解:

$2^3\times {\mathrm{631}}^1\times {\mathrm{5581}}^1$

素因数の和:6218

約数の個数: 16

約数和(自身を含む): 52917360

約数和(自身を除く): 24744472

約数列:

[1, 2, 4, 8, 631, 1262, 2524, 5048, 5581, 11162, 22324, 44648, 3521611, 7043222, 14086444, 28172888]

約数ペア:

[(1, 28172888), (2, 14086444), (4, 7043222), (8, 3521611), (631, 44648), (1262, 22324), (2524, 11162), (5048, 5581)]