28557477

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{3643}}^1$

素因数の和:3729

約数の個数: 24

約数和(自身を含む): 45098144

約数和(自身を除く): 16540667

約数列:

[1, 3, 9, 13, 39, 67, 117, 201, 603, 871, 2613, 3643, 7839, 10929, 32787, 47359, 142077, 244081, 426231, 732243, 2196729, 3173053, 9519159, 28557477]

約数ペア:

[(1, 28557477), (3, 9519159), (9, 3173053), (13, 2196729), (39, 732243), (67, 426231), (117, 244081), (201, 142077), (603, 47359), (871, 32787), (2613, 10929), (3643, 7839)]