28528082

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{491}}^1$

素因数の和:662

約数の個数: 32

約数和(自身を含む): 49593600

約数和(自身を除く): 21065518

約数列:

[1, 2, 11, 19, 22, 38, 139, 209, 278, 418, 491, 982, 1529, 2641, 3058, 5282, 5401, 9329, 10802, 18658, 29051, 58102, 68249, 102619, 136498, 205238, 750739, 1296731, 1501478, 2593462, 14264041, 28528082]

約数ペア:

[(1, 28528082), (2, 14264041), (11, 2593462), (19, 1501478), (22, 1296731), (38, 750739), (139, 205238), (209, 136498), (278, 102619), (418, 68249), (491, 58102), (982, 29051), (1529, 18658), (2641, 10802), (3058, 9329), (5282, 5401)]