28404408

素因数分解:

$2^3\times 3^1\times {\mathrm{857}}^1\times {\mathrm{1381}}^1$

素因数の和:2247

約数の個数: 32

約数和(自身を含む): 71145360

約数和(自身を除く): 42740952

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 857, 1381, 1714, 2571, 2762, 3428, 4143, 5142, 5524, 6856, 8286, 10284, 11048, 16572, 20568, 33144, 1183517, 2367034, 3550551, 4734068, 7101102, 9468136, 14202204, 28404408]

約数ペア:

[(1, 28404408), (2, 14202204), (3, 9468136), (4, 7101102), (6, 4734068), (8, 3550551), (12, 2367034), (24, 1183517), (857, 33144), (1381, 20568), (1714, 16572), (2571, 11048), (2762, 10284), (3428, 8286), (4143, 6856), (5142, 5524)]