28487336

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{157}}^1\times {\mathrm{613}}^1$

素因数の和:813

約数の個数: 32

約数和(自身を含む): 55296840

約数和(自身を除く): 26809504

約数列:

[1, 2, 4, 8, 37, 74, 148, 157, 296, 314, 613, 628, 1226, 1256, 2452, 4904, 5809, 11618, 22681, 23236, 45362, 46472, 90724, 96241, 181448, 192482, 384964, 769928, 3560917, 7121834, 14243668, 28487336]

約数ペア:

[(1, 28487336), (2, 14243668), (4, 7121834), (8, 3560917), (37, 769928), (74, 384964), (148, 192482), (157, 181448), (296, 96241), (314, 90724), (613, 46472), (628, 45362), (1226, 23236), (1256, 22681), (2452, 11618), (4904, 5809)]