51744987

素因数分解:

$3^4\times 7^1\times {\mathrm{263}}^1\times {\mathrm{347}}^1$

素因数の和:629

約数の個数: 40

約数和(自身を含む): 88932096

約数和(自身を除く): 37187109

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 263, 347, 567, 789, 1041, 1841, 2367, 2429, 3123, 5523, 7101, 7287, 9369, 16569, 21303, 21861, 28107, 49707, 65583, 91261, 149121, 196749, 273783, 638827, 821349, 1916481, 2464047, 5749443, 7392141, 17248329, 51744987]

約数ペア:

[(1, 51744987), (3, 17248329), (7, 7392141), (9, 5749443), (21, 2464047), (27, 1916481), (63, 821349), (81, 638827), (189, 273783), (263, 196749), (347, 149121), (567, 91261), (789, 65583), (1041, 49707), (1841, 28107), (2367, 21861), (2429, 21303), (3123, 16569), (5523, 9369), (7101, 7287)]