840214

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{97}}^1$

素因数の和:231

約数の個数: 16

約数和(自身を含む): 1312416

約数和(自身を除く): 472202

約数列:

[1, 2, 61, 71, 97, 122, 142, 194, 4331, 5917, 6887, 8662, 11834, 13774, 420107, 840214]

約数ペア:

[(1, 840214), (2, 420107), (61, 13774), (71, 11834), (97, 8662), (122, 6887), (142, 5917), (194, 4331)]