289380716

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{27793}}^1$

素因数の和:27953

約数の個数: 24

約数和(自身を含む): 536980080

約数和(自身を除く): 247599364

約数列:

[1, 2, 4, 19, 38, 76, 137, 274, 548, 2603, 5206, 10412, 27793, 55586, 111172, 528067, 1056134, 2112268, 3807641, 7615282, 15230564, 72345179, 144690358, 289380716]

約数ペア:

[(1, 289380716), (2, 144690358), (4, 72345179), (19, 15230564), (38, 7615282), (76, 3807641), (137, 2112268), (274, 1056134), (548, 528067), (2603, 111172), (5206, 55586), (10412, 27793)]