81656414

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{373}}^1\times {\mathrm{823}}^1$

素因数の和:1224

約数の個数: 32

約数和(自身を含む): 147924480

約数和(自身を除く): 66268066

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 373, 746, 823, 1646, 2611, 5222, 5761, 7087, 11522, 14174, 15637, 31274, 49609, 99218, 109459, 218918, 306979, 613958, 2148853, 4297706, 5832601, 11665202, 40828207, 81656414]

約数ペア:

[(1, 81656414), (2, 40828207), (7, 11665202), (14, 5832601), (19, 4297706), (38, 2148853), (133, 613958), (266, 306979), (373, 218918), (746, 109459), (823, 99218), (1646, 49609), (2611, 31274), (5222, 15637), (5761, 14174), (7087, 11522)]