199980027

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{3467}}^1$

素因数の和:3532

約数の個数: 48

約数和(自身を含む): 340835040

約数和(自身を除く): 140855013

約数列:

[1, 3, 9, 13, 17, 29, 39, 51, 87, 117, 153, 221, 261, 377, 493, 663, 1131, 1479, 1989, 3393, 3467, 4437, 6409, 10401, 19227, 31203, 45071, 57681, 58939, 100543, 135213, 176817, 301629, 405639, 530451, 766207, 904887, 1307059, 1709231, 2298621, 3921177, 5127693, 6895863, 11763531, 15383079, 22220003, 66660009, 199980027]

約数ペア:

[(1, 199980027), (3, 66660009), (9, 22220003), (13, 15383079), (17, 11763531), (29, 6895863), (39, 5127693), (51, 3921177), (87, 2298621), (117, 1709231), (153, 1307059), (221, 904887), (261, 766207), (377, 530451), (493, 405639), (663, 301629), (1131, 176817), (1479, 135213), (1989, 100543), (3393, 58939), (3467, 57681), (4437, 45071), (6409, 31203), (10401, 19227)]