247702988

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{280207}}^1$

素因数の和:280241

約数の個数: 24

約数和(自身を含む): 494286912

約数和(自身を除く): 246583924

約数列:

[1, 2, 4, 13, 17, 26, 34, 52, 68, 221, 442, 884, 280207, 560414, 1120828, 3642691, 4763519, 7285382, 9527038, 14570764, 19054076, 61925747, 123851494, 247702988]

約数ペア:

[(1, 247702988), (2, 123851494), (4, 61925747), (13, 19054076), (17, 14570764), (26, 9527038), (34, 7285382), (52, 4763519), (68, 3642691), (221, 1120828), (442, 560414), (884, 280207)]