281438552

素因数分解:

$2^3\times {\mathrm{137}}^1\times {\mathrm{211}}^1\times {\mathrm{1217}}^1$

素因数の和:1571

約数の個数: 32

約数和(自身を含む): 534507120

約数和(自身を除く): 253068568

約数列:

[1, 2, 4, 8, 137, 211, 274, 422, 548, 844, 1096, 1217, 1688, 2434, 4868, 9736, 28907, 57814, 115628, 166729, 231256, 256787, 333458, 513574, 666916, 1027148, 1333832, 2054296, 35179819, 70359638, 140719276, 281438552]

約数ペア:

[(1, 281438552), (2, 140719276), (4, 70359638), (8, 35179819), (137, 2054296), (211, 1333832), (274, 1027148), (422, 666916), (548, 513574), (844, 333458), (1096, 256787), (1217, 231256), (1688, 166729), (2434, 115628), (4868, 57814), (9736, 28907)]