28390866

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{675973}}^1$

素因数の和:675985

約数の個数: 16

約数和(自身を含む): 64893504

約数和(自身を除く): 36502638

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 675973, 1351946, 2027919, 4055838, 4731811, 9463622, 14195433, 28390866]

約数ペア:

[(1, 28390866), (2, 14195433), (3, 9463622), (6, 4731811), (7, 4055838), (14, 2027919), (21, 1351946), (42, 675973)]