196245

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{89}}^1$

素因数の和:114

約数の個数: 36

約数和(自身を含む): 400140

約数和(自身を除く): 203895

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 49, 63, 89, 105, 147, 245, 267, 315, 441, 445, 623, 735, 801, 1335, 1869, 2205, 3115, 4005, 4361, 5607, 9345, 13083, 21805, 28035, 39249, 65415, 196245]

約数ペア:

[(1, 196245), (3, 65415), (5, 39249), (7, 28035), (9, 21805), (15, 13083), (21, 9345), (35, 5607), (45, 4361), (49, 4005), (63, 3115), (89, 2205), (105, 1869), (147, 1335), (245, 801), (267, 735), (315, 623), (441, 445)]