28864108

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{179}}^1\times {\mathrm{443}}^1$

素因数の和:646

約数の個数: 48

約数和(自身を含む): 62657280

約数和(自身を除く): 33793172

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 179, 182, 358, 364, 443, 716, 886, 1253, 1772, 2327, 2506, 3101, 4654, 5012, 5759, 6202, 9308, 11518, 12404, 16289, 23036, 32578, 40313, 65156, 79297, 80626, 158594, 161252, 317188, 555079, 1030861, 1110158, 2061722, 2220316, 4123444, 7216027, 14432054, 28864108]

約数ペア:

[(1, 28864108), (2, 14432054), (4, 7216027), (7, 4123444), (13, 2220316), (14, 2061722), (26, 1110158), (28, 1030861), (52, 555079), (91, 317188), (179, 161252), (182, 158594), (358, 80626), (364, 79297), (443, 65156), (716, 40313), (886, 32578), (1253, 23036), (1772, 16289), (2327, 12404), (2506, 11518), (3101, 9308), (4654, 6202), (5012, 5759)]