408060231

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{163}}^1\times {\mathrm{191}}^1\times {\mathrm{257}}^1$

素因数の和:631

約数の個数: 32

約数和(自身を含む): 584921088

約数和(自身を除く): 176860857

約数列:

[1, 3, 17, 51, 163, 191, 257, 489, 573, 771, 2771, 3247, 4369, 8313, 9741, 13107, 31133, 41891, 49087, 93399, 125673, 147261, 529261, 712147, 834479, 1587783, 2136441, 2503437, 8001181, 24003543, 136020077, 408060231]

約数ペア:

[(1, 408060231), (3, 136020077), (17, 24003543), (51, 8001181), (163, 2503437), (191, 2136441), (257, 1587783), (489, 834479), (573, 712147), (771, 529261), (2771, 147261), (3247, 125673), (4369, 93399), (8313, 49087), (9741, 41891), (13107, 31133)]