28399942

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{223}}^1\times {\mathrm{1721}}^1$

素因数の和:1983

約数の個数: 16

約数和(自身を含む): 43972992

約数和(自身を除く): 15573050

約数列:

[1, 2, 37, 74, 223, 446, 1721, 3442, 8251, 16502, 63677, 127354, 383783, 767566, 14199971, 28399942]

約数ペア:

[(1, 28399942), (2, 14199971), (37, 767566), (74, 383783), (223, 127354), (446, 63677), (1721, 16502), (3442, 8251)]