51931659

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{173}}^1\times {\mathrm{179}}^1$

素因数の和:411

約数の個数: 32

約数和(自身を含む): 77172480

約数和(自身を除く): 25240821

約数列:

[1, 3, 13, 39, 43, 129, 173, 179, 519, 537, 559, 1677, 2249, 2327, 6747, 6981, 7439, 7697, 22317, 23091, 30967, 92901, 96707, 100061, 290121, 300183, 402571, 1207713, 1331581, 3994743, 17310553, 51931659]

約数ペア:

[(1, 51931659), (3, 17310553), (13, 3994743), (39, 1331581), (43, 1207713), (129, 402571), (173, 300183), (179, 290121), (519, 100061), (537, 96707), (559, 92901), (1677, 30967), (2249, 23091), (2327, 22317), (6747, 7697), (6981, 7439)]