1280982

素因数分解:

$2^1\times 3^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{97}}^1$

素因数の和:204

約数の個数: 32

約数和(自身を含む): 2709504

約数和(自身を除く): 1428522

約数列:

[1, 2, 3, 6, 31, 62, 71, 93, 97, 142, 186, 194, 213, 291, 426, 582, 2201, 3007, 4402, 6014, 6603, 6887, 9021, 13206, 13774, 18042, 20661, 41322, 213497, 426994, 640491, 1280982]

約数ペア:

[(1, 1280982), (2, 640491), (3, 426994), (6, 213497), (31, 41322), (62, 20661), (71, 18042), (93, 13774), (97, 13206), (142, 9021), (186, 6887), (194, 6603), (213, 6014), (291, 4402), (426, 3007), (582, 2201)]