201985987

素因数分解:

$7^2\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{1291}}^1$

素因数の和:1439

約数の個数: 24

約数和(自身を含む): 245087232

約数和(自身を除く): 43101245

約数列:

[1, 7, 31, 49, 103, 217, 721, 1291, 1519, 3193, 5047, 9037, 22351, 40021, 63259, 132973, 156457, 280147, 930811, 1961029, 4122163, 6515677, 28855141, 201985987]

約数ペア:

[(1, 201985987), (7, 28855141), (31, 6515677), (49, 4122163), (103, 1961029), (217, 930811), (721, 280147), (1291, 156457), (1519, 132973), (3193, 63259), (5047, 40021), (9037, 22351)]