28415674

素因数分解:

$2^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{10303}}^1$

素因数の和:10509

約数の個数: 16

約数和(自身を含む): 48964608

約数和(自身を除く): 20548934

約数列:

[1, 2, 7, 14, 197, 394, 1379, 2758, 10303, 20606, 72121, 144242, 2029691, 4059382, 14207837, 28415674]

約数ペア:

[(1, 28415674), (2, 14207837), (7, 4059382), (14, 2029691), (197, 144242), (394, 72121), (1379, 20606), (2758, 10303)]