256989276

素因数分解:

$2^2\times 3^2\times {\mathrm{313}}^1\times {\mathrm{22807}}^1$

素因数の和:23130

約数の個数: 36

約数和(自身を含む): 651715792

約数和(自身を除く): 394726516

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 313, 626, 939, 1252, 1878, 2817, 3756, 5634, 11268, 22807, 45614, 68421, 91228, 136842, 205263, 273684, 410526, 821052, 7138591, 14277182, 21415773, 28554364, 42831546, 64247319, 85663092, 128494638, 256989276]

約数ペア:

[(1, 256989276), (2, 128494638), (3, 85663092), (4, 64247319), (6, 42831546), (9, 28554364), (12, 21415773), (18, 14277182), (36, 7138591), (313, 821052), (626, 410526), (939, 273684), (1252, 205263), (1878, 136842), (2817, 91228), (3756, 68421), (5634, 45614), (11268, 22807)]