218366511

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{113}}^1\times {\mathrm{1889}}^1$

素因数の和:2047

約数の個数: 32

約数和(自身を含む): 330946560

約数和(自身を除く): 112580049

約数列:

[1, 3, 11, 31, 33, 93, 113, 339, 341, 1023, 1243, 1889, 3503, 3729, 5667, 10509, 20779, 38533, 58559, 62337, 115599, 175677, 213457, 640371, 644149, 1932447, 2348027, 6617167, 7044081, 19851501, 72788837, 218366511]

約数ペア:

[(1, 218366511), (3, 72788837), (11, 19851501), (31, 7044081), (33, 6617167), (93, 2348027), (113, 1932447), (339, 644149), (341, 640371), (1023, 213457), (1243, 175677), (1889, 115599), (3503, 62337), (3729, 58559), (5667, 38533), (10509, 20779)]