51493743

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{43019}}^1$

素因数の和:43051

約数の個数: 24

約数和(自身を含む): 89481600

約数和(自身を除く): 37987857

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 133, 171, 399, 1197, 43019, 129057, 301133, 387171, 817361, 903399, 2452083, 2710197, 5721527, 7356249, 17164581, 51493743]

約数ペア:

[(1, 51493743), (3, 17164581), (7, 7356249), (9, 5721527), (19, 2710197), (21, 2452083), (57, 903399), (63, 817361), (133, 387171), (171, 301133), (399, 129057), (1197, 43019)]