219596498

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{149}}^1\times {\mathrm{2161}}^1$

素因数の和:2354

約数の個数: 32

約数和(自身を含む): 373593600

約数和(自身を除く): 153997102

約数列:

[1, 2, 11, 22, 31, 62, 149, 298, 341, 682, 1639, 2161, 3278, 4322, 4619, 9238, 23771, 47542, 50809, 66991, 101618, 133982, 321989, 643978, 736901, 1473802, 3541879, 7083758, 9981659, 19963318, 109798249, 219596498]

約数ペア:

[(1, 219596498), (2, 109798249), (11, 19963318), (22, 9981659), (31, 7083758), (62, 3541879), (149, 1473802), (298, 736901), (341, 643978), (682, 321989), (1639, 133982), (2161, 101618), (3278, 66991), (4322, 50809), (4619, 47542), (9238, 23771)]