268334913

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{137}}^1\times {\mathrm{139}}^1$

素因数の和:358

約数の個数: 64

約数和(自身を含む): 459970560

約数和(自身を除く): 191635647

約数列:

[1, 3, 7, 11, 21, 33, 61, 77, 137, 139, 183, 231, 411, 417, 427, 671, 959, 973, 1281, 1507, 1529, 2013, 2877, 2919, 4521, 4587, 4697, 8357, 8479, 10549, 10703, 14091, 19043, 25071, 25437, 31647, 32109, 57129, 58499, 59353, 91927, 93269, 133301, 175497, 178059, 209473, 275781, 279807, 399903, 628419, 643489, 652883, 1161623, 1466311, 1930467, 1958649, 3484869, 4398933, 8131361, 12777853, 24394083, 38333559, 89444971, 268334913]

約数ペア:

[(1, 268334913), (3, 89444971), (7, 38333559), (11, 24394083), (21, 12777853), (33, 8131361), (61, 4398933), (77, 3484869), (137, 1958649), (139, 1930467), (183, 1466311), (231, 1161623), (411, 652883), (417, 643489), (427, 628419), (671, 399903), (959, 279807), (973, 275781), (1281, 209473), (1507, 178059), (1529, 175497), (2013, 133301), (2877, 93269), (2919, 91927), (4521, 59353), (4587, 58499), (4697, 57129), (8357, 32109), (8479, 31647), (10549, 25437), (10703, 25071), (14091, 19043)]