257186886

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{1447}}^1\times {\mathrm{2693}}^1$

素因数の和:4156

約数の個数: 32

約数和(自身を含む): 561731328

約数和(自身を除く): 304544442

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 1447, 2693, 2894, 4341, 5386, 8079, 8682, 15917, 16158, 29623, 31834, 47751, 59246, 88869, 95502, 177738, 3896771, 7793542, 11690313, 23380626, 42864481, 85728962, 128593443, 257186886]

約数ペア:

[(1, 257186886), (2, 128593443), (3, 85728962), (6, 42864481), (11, 23380626), (22, 11690313), (33, 7793542), (66, 3896771), (1447, 177738), (2693, 95502), (2894, 88869), (4341, 59246), (5386, 47751), (8079, 31834), (8682, 29623), (15917, 16158)]