438780268

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{863}}^1\times {\mathrm{7477}}^1$

素因数の和:8361

約数の個数: 24

約数和(自身を含む): 814084992

約数和(自身を除く): 375304724

約数列:

[1, 2, 4, 17, 34, 68, 863, 1726, 3452, 7477, 14671, 14954, 29342, 29908, 58684, 127109, 254218, 508436, 6452651, 12905302, 25810604, 109695067, 219390134, 438780268]

約数ペア:

[(1, 438780268), (2, 219390134), (4, 109695067), (17, 25810604), (34, 12905302), (68, 6452651), (863, 508436), (1726, 254218), (3452, 127109), (7477, 58684), (14671, 29908), (14954, 29342)]