196321491

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{1187}}^1$

素因数の和:1280

約数の個数: 48

約数和(自身を含む): 320246784

約数和(自身を除く): 123925293

約数列:

[1, 3, 9, 17, 23, 47, 51, 69, 141, 153, 207, 391, 423, 799, 1081, 1173, 1187, 2397, 3243, 3519, 3561, 7191, 9729, 10683, 18377, 20179, 27301, 55131, 55789, 60537, 81903, 165393, 167367, 181611, 245709, 464117, 502101, 948413, 1283147, 1392351, 2845239, 3849441, 4177053, 8535717, 11548323, 21813499, 65440497, 196321491]

約数ペア:

[(1, 196321491), (3, 65440497), (9, 21813499), (17, 11548323), (23, 8535717), (47, 4177053), (51, 3849441), (69, 2845239), (141, 1392351), (153, 1283147), (207, 948413), (391, 502101), (423, 464117), (799, 245709), (1081, 181611), (1173, 167367), (1187, 165393), (2397, 81903), (3243, 60537), (3519, 55789), (3561, 55131), (7191, 27301), (9729, 20179), (10683, 18377)]