394417409

素因数分解:

${\mathrm{19}}^2\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{709}}^1$

素因数の和:837

約数の個数: 24

約数和(自身を含む): 441472320

約数和(自身を除く): 47054911

約数列:

[1, 19, 23, 67, 361, 437, 709, 1273, 1541, 8303, 13471, 16307, 24187, 29279, 47503, 255949, 309833, 556301, 902557, 1092569, 5886827, 17148583, 20758811, 394417409]

約数ペア:

[(1, 394417409), (19, 20758811), (23, 17148583), (67, 5886827), (361, 1092569), (437, 902557), (709, 556301), (1273, 309833), (1541, 255949), (8303, 47503), (13471, 29279), (16307, 24187)]