161874243

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{53}}^2\times {\mathrm{337}}^1$

素因数の和:468

約数の個数: 36

約数和(自身を含む): 251600440

約数和(自身を除く): 89726197

約数列:

[1, 3, 9, 19, 53, 57, 159, 171, 337, 477, 1007, 1011, 2809, 3021, 3033, 6403, 8427, 9063, 17861, 19209, 25281, 53371, 53583, 57627, 160113, 160749, 339359, 480339, 946633, 1018077, 2839899, 3054231, 8519697, 17986027, 53958081, 161874243]

約数ペア:

[(1, 161874243), (3, 53958081), (9, 17986027), (19, 8519697), (53, 3054231), (57, 2839899), (159, 1018077), (171, 946633), (337, 480339), (477, 339359), (1007, 160749), (1011, 160113), (2809, 57627), (3021, 53583), (3033, 53371), (6403, 25281), (8427, 19209), (9063, 17861)]