213145899

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{479}}^1\times {\mathrm{6449}}^1$

素因数の和:6954

約数の個数: 16

約数和(自身を含む): 297216000

約数和(自身を除く): 84070101

約数列:

[1, 3, 23, 69, 479, 1437, 6449, 11017, 19347, 33051, 148327, 444981, 3089071, 9267213, 71048633, 213145899]

約数ペア:

[(1, 213145899), (3, 71048633), (23, 9267213), (69, 3089071), (479, 444981), (1437, 148327), (6449, 33051), (11017, 19347)]