421488298

素因数分解:

$2^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{390991}}^1$

素因数の和:391018

約数の個数: 24

約数和(自身を含む): 802315584

約数和(自身を除く): 380827286

約数列:

[1, 2, 7, 11, 14, 22, 49, 77, 98, 154, 539, 1078, 390991, 781982, 2736937, 4300901, 5473874, 8601802, 19158559, 30106307, 38317118, 60212614, 210744149, 421488298]

約数ペア:

[(1, 421488298), (2, 210744149), (7, 60212614), (11, 38317118), (14, 30106307), (22, 19158559), (49, 8601802), (77, 5473874), (98, 4300901), (154, 2736937), (539, 781982), (1078, 390991)]