490815364

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{555221}}^1$

素因数の和:555255

約数の個数: 24

約数和(自身を含む): 979411608

約数和(自身を除く): 488596244

約数列:

[1, 2, 4, 13, 17, 26, 34, 52, 68, 221, 442, 884, 555221, 1110442, 2220884, 7217873, 9438757, 14435746, 18877514, 28871492, 37755028, 122703841, 245407682, 490815364]

約数ペア:

[(1, 490815364), (2, 245407682), (4, 122703841), (13, 37755028), (17, 28871492), (26, 18877514), (34, 14435746), (52, 9438757), (68, 7217873), (221, 2220884), (442, 1110442), (884, 555221)]