28245278

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{4423}}^1$

素因数の和:4559

約数の個数: 16

約数和(自身を含む): 44169216

約数和(自身を除く): 15923938

約数列:

[1, 2, 31, 62, 103, 206, 3193, 4423, 6386, 8846, 137113, 274226, 455569, 911138, 14122639, 28245278]

約数ペア:

[(1, 28245278), (2, 14122639), (31, 911138), (62, 455569), (103, 274226), (206, 137113), (3193, 8846), (4423, 6386)]