1288894564

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{197}}^1\times {\mathrm{2777}}^1$

素因数の和:3028

約数の個数: 48

約数和(自身を含む): 2464197120

約数和(自身を除く): 1175302556

約数列:

[1, 2, 4, 19, 31, 38, 62, 76, 124, 197, 394, 589, 788, 1178, 2356, 2777, 3743, 5554, 6107, 7486, 11108, 12214, 14972, 24428, 52763, 86087, 105526, 116033, 172174, 211052, 232066, 344348, 464132, 547069, 1094138, 1635653, 2188276, 3271306, 6542612, 10394311, 16959139, 20788622, 33918278, 41577244, 67836556, 322223641, 644447282, 1288894564]

約数ペア:

[(1, 1288894564), (2, 644447282), (4, 322223641), (19, 67836556), (31, 41577244), (38, 33918278), (62, 20788622), (76, 16959139), (124, 10394311), (197, 6542612), (394, 3271306), (589, 2188276), (788, 1635653), (1178, 1094138), (2356, 547069), (2777, 464132), (3743, 344348), (5554, 232066), (6107, 211052), (7486, 172174), (11108, 116033), (12214, 105526), (14972, 86087), (24428, 52763)]