208539018

素因数分解:

$2^1\times 3^2\times {\mathrm{109}}^1\times {\mathrm{157}}^1\times {\mathrm{677}}^1$

素因数の和:951

約数の個数: 48

約数和(自身を含む): 459561960

約数和(自身を除く): 251022942

約数列:

[1, 2, 3, 6, 9, 18, 109, 157, 218, 314, 327, 471, 654, 677, 942, 981, 1354, 1413, 1962, 2031, 2826, 4062, 6093, 12186, 17113, 34226, 51339, 73793, 102678, 106289, 147586, 154017, 212578, 221379, 308034, 318867, 442758, 637734, 664137, 956601, 1328274, 1913202, 11585501, 23171002, 34756503, 69513006, 104269509, 208539018]

約数ペア:

[(1, 208539018), (2, 104269509), (3, 69513006), (6, 34756503), (9, 23171002), (18, 11585501), (109, 1913202), (157, 1328274), (218, 956601), (314, 664137), (327, 637734), (471, 442758), (654, 318867), (677, 308034), (942, 221379), (981, 212578), (1354, 154017), (1413, 147586), (1962, 106289), (2031, 102678), (2826, 73793), (4062, 51339), (6093, 34226), (12186, 17113)]