201287902

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{109}}^2\times {\mathrm{197}}^1$

素因数の和:460

約数の個数: 24

約数和(自身を含む): 313396776

約数和(自身を除く): 112108874

約数列:

[1, 2, 43, 86, 109, 197, 218, 394, 4687, 8471, 9374, 11881, 16942, 21473, 23762, 42946, 510883, 923339, 1021766, 1846678, 2340557, 4681114, 100643951, 201287902]

約数ペア:

[(1, 201287902), (2, 100643951), (43, 4681114), (86, 2340557), (109, 1846678), (197, 1021766), (218, 923339), (394, 510883), (4687, 42946), (8471, 23762), (9374, 21473), (11881, 16942)]