219921222

素因数分解:

$2^1\times 3^1\times {\mathrm{71}}^1\times {\mathrm{516247}}^1$

素因数の和:516323

約数の個数: 16

約数和(自身を含む): 446038272

約数和(自身を除く): 226117050

約数列:

[1, 2, 3, 6, 71, 142, 213, 426, 516247, 1032494, 1548741, 3097482, 36653537, 73307074, 109960611, 219921222]

約数ペア:

[(1, 219921222), (2, 109960611), (3, 73307074), (6, 36653537), (71, 3097482), (142, 1548741), (213, 1032494), (426, 516247)]