217602671

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{191}}^1\times {\mathrm{257}}^1$

素因数の和:503

約数の個数: 32

約数和(自身を含む): 266305536

約数和(自身を除く): 48702865

約数列:

[1, 11, 13, 31, 143, 191, 257, 341, 403, 2101, 2483, 2827, 3341, 4433, 5921, 7967, 27313, 36751, 49087, 65131, 76973, 87637, 103571, 539957, 638131, 846703, 1139281, 1521697, 7019441, 16738667, 19782061, 217602671]

約数ペア:

[(1, 217602671), (11, 19782061), (13, 16738667), (31, 7019441), (143, 1521697), (191, 1139281), (257, 846703), (341, 638131), (403, 539957), (2101, 103571), (2483, 87637), (2827, 76973), (3341, 65131), (4433, 49087), (5921, 36751), (7967, 27313)]