179958268

素因数分解:

$2^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{137}}^1\times {\mathrm{1091}}^1$

素因数の和:1282

約数の個数: 48

約数和(自身を含む): 371314944

約数和(自身を除く): 191356676

約数列:

[1, 2, 4, 7, 14, 28, 43, 86, 137, 172, 274, 301, 548, 602, 959, 1091, 1204, 1918, 2182, 3836, 4364, 5891, 7637, 11782, 15274, 23564, 30548, 41237, 46913, 82474, 93826, 149467, 164948, 187652, 298934, 328391, 597868, 656782, 1046269, 1313564, 2092538, 4185076, 6427081, 12854162, 25708324, 44989567, 89979134, 179958268]

約数ペア:

[(1, 179958268), (2, 89979134), (4, 44989567), (7, 25708324), (14, 12854162), (28, 6427081), (43, 4185076), (86, 2092538), (137, 1313564), (172, 1046269), (274, 656782), (301, 597868), (548, 328391), (602, 298934), (959, 187652), (1091, 164948), (1204, 149467), (1918, 93826), (2182, 82474), (3836, 46913), (4364, 41237), (5891, 30548), (7637, 23564), (11782, 15274)]