51689469

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{1471}}^1$

素因数の和:1557

約数の個数: 32

約数和(自身を含む): 80123904

約数和(自身を除く): 28434435

約数列:

[1, 3, 13, 17, 39, 51, 53, 159, 221, 663, 689, 901, 1471, 2067, 2703, 4413, 11713, 19123, 25007, 35139, 57369, 75021, 77963, 233889, 325091, 975273, 1013519, 1325371, 3040557, 3976113, 17229823, 51689469]

約数ペア:

[(1, 51689469), (3, 17229823), (13, 3976113), (17, 3040557), (39, 1325371), (51, 1013519), (53, 975273), (159, 325091), (221, 233889), (663, 77963), (689, 75021), (901, 57369), (1471, 35139), (2067, 25007), (2703, 19123), (4413, 11713)]