257415858

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{2042983}}^1$

素因数の和:2042998

約数の個数: 24

約数和(自身を含む): 637411008

約数和(自身を除く): 379995150

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 2042983, 4085966, 6128949, 12257898, 14300881, 18386847, 28601762, 36773694, 42902643, 85805286, 128707929, 257415858]

約数ペア:

[(1, 257415858), (2, 128707929), (3, 85805286), (6, 42902643), (7, 36773694), (9, 28601762), (14, 18386847), (18, 14300881), (21, 12257898), (42, 6128949), (63, 4085966), (126, 2042983)]